Texas digits Grade 8


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    • How Do You Solve a Two-Step Equation by Distributing a Fraction First?How Do You Solve a Two-Step Equation by Distributing a Fraction First?

    How Do You Solve a Two-Step Equation by Distributing a Fraction First?

    Trying to solve an equation for a variable? Are grouping symbols in the way? Watch this tutorial to figure out how remove the grouping symbols and solve the equation!

    • How Do You Solve a Word Problem Using an Equation With Variables on Both Sides?How Do You Solve a Word Problem Using an Equation With Variables on Both Sides?

    How Do You Solve a Word Problem Using an Equation With Variables on Both Sides?

    Word problems are a great way to see math in the real world! In this tutorial, you'll see how to take a word problem and use it to write and solve an equation with variables on both sides!

    • What is an Identity Equation?What is an Identity Equation?

    What is an Identity Equation?

    Identity equations are equations that are true no matter what value is plugged in for the variable. If you simplify an identity equation, you'll ALWAYS get a true statement. Learn about identity equations in this tutorial, and then create your own identity equation. Get creative! The possibilities are endless!

    • What Does It Mean When An Equation Has No Solution?What Does It Mean When An Equation Has No Solution?

    What Does It Mean When An Equation Has No Solution?

    Sometimes equations have no solution. This means that no matter what value is plugged in for the variable, you will ALWAYS get a contradiction. Watch this tutorial and learn what it takes for an equation to have no solution.

    • What are Similar Figures?What are Similar Figures?

    What are Similar Figures?

    Looking at two figures that are the same shape and have the same angle measurements? You have similar figures! Learn all about it in this tutorial!

    • How Do You Find the Quotient of Powers with Variables?How Do You Find the Quotient of Powers with Variables?

    How Do You Find the Quotient of Powers with Variables?

    Being able to use a property or rule can be as important as knowing it. In this tutorial, you'll see how to use the quotient of powers rule to simplify an expression. Take a look!

    • How Can You Tell if a Relation is Not a Function?How Can You Tell if a Relation is Not a Function?

    How Can You Tell if a Relation is Not a Function?

    Every function is a relation, but not every relation is a function! Watch this video to learn how to tell which relations are functions and which are not.

    • What is a Linear Function?What is a Linear Function?
    • How Do You Write an Equation for Direct Variation Given a Point?How Do You Write an Equation for Direct Variation Given a Point?

    How Do You Write an Equation for Direct Variation Given a Point?

    Looking for some practice with direct variation? Watch this tutorial, and get that practice! This tutorial shows you how to take given information and turn it into a direct variation equation. Then, see how to use that equation to find the value of one of the variables.

    • How Do You Use a Scatter Plot to Find a Line of Fit?How Do You Use a Scatter Plot to Find a Line of Fit?

    How Do You Use a Scatter Plot to Find a Line of Fit?

    A line-of-fit is a line that summarizes the trend in a set of data. In this tutorial, you'll see how to graph data on a coordinate plane and draw a line-of-fit for that data. Check it out!

    • How Do You Graph a Line If You're Given the Slope and a Single Point?How Do You Graph a Line If You're Given the Slope and a Single Point?

    How Do You Graph a Line If You're Given the Slope and a Single Point?

    Trying to graph a line from a given slope and a point? Think you need to find an equation first? Think again! In this tutorial, see how to use that given slope and point to graph the line.

    • What's the Formula for Slope?What's the Formula for Slope?

    What's the Formula for Slope?

    When you're dealing with linear equations, you may be asked to find the slope of a line. That's when knowing the slope formula really comes in handy! Learn the formula to find the slope of a line by watching this tutorial.

    • What Does the Slope of a Line Mean?What Does the Slope of a Line Mean?

    What Does the Slope of a Line Mean?

    You can't learn about linear equations without learning about slope. The slope of a line is the steepness of the line. There are many ways to think about slope. Slope is the rise over the run, the change in 'y' over the change in 'x', or the gradient of a line. Check out this tutorial to learn about slope!

    • What Does Direct Variation Look Like on a Graph?What Does Direct Variation Look Like on a Graph?

    What Does Direct Variation Look Like on a Graph?

    Want to know what a direct variation looks like graphically? Basically, it's a straight line that goes through the origin. To get a better picture, check out this tutorial!

    • What's a Scatter Plot?What's a Scatter Plot?

    What's a Scatter Plot?

    Scatter plots are really useful for graphically showing a bunch of data. By seeing data graphically, you can see patterns or trends in the data. These patterns help researchers to understand how one thing affects another. This can lead to all kinds of breakthroughs! This tutorial gives you a look at the scatter plot. Check it out!

    • What's Positive Correlation?What's Positive Correlation?

    What's Positive Correlation?

    Looking at a line-of-fit on a scatter plot? Does that line have a positive slope? If so, your data shows a positive correlation! Learn about positive correlation by watching this tutorial.

    • What's Negative Correlation?What's Negative Correlation?

    What's Negative Correlation?

    Looking at a line-of-fit on a scatter plot? Does that line have a negative slope? If so, your data shows a negative correlation! Learn about negative correlation by watching this tutorial.

    • What's Slope-Intercept Form of a Linear Equation?What's Slope-Intercept Form of a Linear Equation?

    What's Slope-Intercept Form of a Linear Equation?

    When you're learning about linear equations, you're bound to run into the point-slope form of a line. This form is quite useful in creating an equation of a line if you're given the slope and a point on the line. Watch this tutorial, and learn about the point-slope form of a line!

    • What's the Y-Intercept?What's the Y-Intercept?

    What's the Y-Intercept?

    When you have a linear equation, the y-intercept is the point where the graph of the line crosses the y-axis. In this tutorial, learn about the y-intercept. Check it out!

    • How Do You Solve a System of Equations by Graphing?How Do You Solve a System of Equations by Graphing?

    How Do You Solve a System of Equations by Graphing?

    There are many different ways to solve a system of linear equations. In this tutorial, you'll see how to solve a system of linear equations by graphing both lines and finding their intersection. Take a look!

    • How Do You Solve a System of Equations Using the Substitution Method?How Do You Solve a System of Equations Using the Substitution Method?

    How Do You Solve a System of Equations Using the Substitution Method?

    There are many different ways to solve a system of linear equations. In this tutorial, you'll see how to solve a system of linear equations by substituting one equation into the other and solving for the variable. Then, see how to use that variable value to find the value of the other variable. Check it out!

    • How Do You Solve a System of Equations Using the Elimination by Addition Method?How Do You Solve a System of Equations Using the Elimination by Addition Method?

    How Do You Solve a System of Equations Using the Elimination by Addition Method?

    There are many different ways to solve a system of linear equations. In this tutorial, you'll see how to solve a system of linear equations by combining the equations together to eliminate one of the variables. Then, see how find the value of that variable and use it to find the value of the other variable. Take a look!

    • How Do You Solve a System of Equations Using the Elimination by Subtraction Method?How Do You Solve a System of Equations Using the Elimination by Subtraction Method?

    How Do You Solve a System of Equations Using the Elimination by Subtraction Method?

    There are many different ways to solve a system of linear equations. In this tutorial, you'll see how to solve such a system by combining the equations together in a way so that one of the variables is eliminated. Then, see how find the value of that variable and use it to find the value of the other variable. Take a look!

    • How Do You Graph a System of Equations With No Solution?How Do You Graph a System of Equations With No Solution?

    How Do You Graph a System of Equations With No Solution?

    There are many different ways to solve a system of linear equations. In this tutorial, you'll see how to solve a system of linear equations by graphing both lines and finding their intersection. Take a look!

    • How Do You Solve a Word Problem Using the Elimination by Subtraction Method?How Do You Solve a Word Problem Using the Elimination by Subtraction Method?

    How Do You Solve a Word Problem Using the Elimination by Subtraction Method?

    Word problems are a great way to see math in action! In this tutorial, you'll see how to write a system of linear equations from the information given in a word problem. Then, you'll see how to solve this system using the elimination method. See this entire process by watching this tutorial!

    • What's a System of Linear Equations?What's a System of Linear Equations?

    What's a System of Linear Equations?

    A system of equations is a set of equations with the same variables. If the equations are all linear, then you have a system of linear equations! To solve a system of equations, you need to figure out the variable values that solve all the equations involved. This tutorial will introduce you to these systems.

    • What's a Solution to a System of Linear Equations?What's a Solution to a System of Linear Equations?

    What's a Solution to a System of Linear Equations?

    If you have a system of equations that contains two equations with the same two unknown variables, then the solution to that system is the ordered pair that makes both equations true at the same time. Follow along as this tutorial uses an example to explain the solution to a system of equations!

    • How Do You Find the Distance Between Two Points?How Do You Find the Distance Between Two Points?

    How Do You Find the Distance Between Two Points?

    Trying to find the distance between two points? Use the distance formula! Want to see how it's done? Check out this tutorial!

    • How Do You Find the Length of a Leg of a Right Triangle?How Do You Find the Length of a Leg of a Right Triangle?

    How Do You Find the Length of a Leg of a Right Triangle?

    Finding the missing length of a side of a right triangle? If you have the other two side lengths, you can use the Pythagorean theorem to solve! Check out this tutorial and see how to use this really helpful theorem to find that missing side measurement!

    • How Do You Determine if a Triangle Is a Right Triangle if You Know its Sides?How Do You Determine if a Triangle Is a Right Triangle if You Know its Sides?

    How Do You Determine if a Triangle Is a Right Triangle if You Know its Sides?

    Think your triangle is a right triangle? Want to be sure? If you have the length of each side, apply the Pythagorean theorem to the triangle. If you get a true statement when you simplify, then you do indeed have a right triangle! If you get a false statement, then you can be sure that your triangle is not a right triangle. Check out this tutorial and learn how use the Pythagorean theorem to see if a triangle is a right triangle!

    • What is the Converse of the Pythagorean Theorem?What is the Converse of the Pythagorean Theorem?

    What is the Converse of the Pythagorean Theorem?

    The converse of the Pythagorean Theorem is like the the Pythagorean Theorem in reverse. You can use it both forward and backward! Not all theorems work this way, but the Pythagorean Theorem does! This tutorial will show you how to use both the Pythagorean Theorem and its converse.

    • What Is the Distance Formula?What Is the Distance Formula?

    What Is the Distance Formula?

    If you need to find the distance between to points on the coordinate, you'll probably use the distance formula to get your answer. This tutorial introduces you to the distance formula and even shows you how to find it!

    • What is the Pythagorean Theorem?What is the Pythagorean Theorem?

    What is the Pythagorean Theorem?

    The Pythagorean theorem is a very popular theorem that shows a special relationship between the sides of a right triangle. In this tutorial, you'll get introduced to the Pythagorean theorem and see how it's used to solve for a missing length on a right triangle!

    • How Do You Find the Mean of a Data Set?How Do You Find the Mean of a Data Set?

    How Do You Find the Mean of a Data Set?

    Mean is just another name for average. To find the mean of a data set, add all the values together and divide by the number of values in the set. The result is your mean! To see an example of finding the mean, watch this tutorial!

    • What is the Mean of a Data Set?What is the Mean of a Data Set?

    What is the Mean of a Data Set?

    When you think of the mean of a data set, think of the word average. 'Mean' and 'average' are the same thing when you're talking about a set of data! This tutorial introduces you to mean and shows you how to find it!

    • How Do Different Categories of Numbers Compare To Each Other?How Do Different Categories of Numbers Compare To Each Other?

    How Do Different Categories of Numbers Compare To Each Other?

    There are a bunch of different categories of numbers such as the rational numbers, the natural numbers, and the integers, just to name a few. See how they all relate to one another by watching this tutorial!

    • What is the Distributive Property?What is the Distributive Property?

    What is the Distributive Property?

    The distributive property is a very deep math principle that helps make math work. It's the rule that lets you expand parentheses, and so it's really critical to understand if you want to get good at simplifying expressions. So check out the tutorial and let us know what you think!

    • What's an Irrational Number?What's an Irrational Number?

    What's an Irrational Number?

    Is an irrational number just a way to describe a number that's lost its mind? Not really. :) An irrational number is simply a number that cannot be written as a fraction. Check out the definition, learn an important property of these special numbers, and take a look at some examples of irrational numbers.

    • How Do You Estimate the Square Root of a Non-Perfect Square?How Do You Estimate the Square Root of a Non-Perfect Square?

    How Do You Estimate the Square Root of a Non-Perfect Square?

    Trying to take the square root of a number that is not a perfect square? Think you need a calculator? Think again! This tutorial will show you how to estimate the square root of a number that is not a perfect square without the use of a calculator!

    • How Do You Figure Out if a Square Root is Bigger than Another Number?How Do You Figure Out if a Square Root is Bigger than Another Number?

    How Do You Figure Out if a Square Root is Bigger than Another Number?

    Comparing a square root to another number can be rough, unless you remember that squaring is opposite of taking the square root. Then things get much easier! See how it's done in this tutorial.

    • How Do You Solve an Equation with Variables on Both Sides?How Do You Solve an Equation with Variables on Both Sides?

    How Do You Solve an Equation with Variables on Both Sides?

    Trying to solve an equation with variables on both sides of the equal sign? Figure out how to get those variables together and find the answer with this tutorial!

    • How Do You Solve Two Equations with Two Variables?How Do You Solve Two Equations with Two Variables?

    How Do You Solve Two Equations with Two Variables?

    Trying to solve two equations each with the same two unknown variables? Take one of the equations and solve it for one of the variables. Then plug that into the other equation and solve for the variable. Plug that value into either equation to get the value for the other variable. This tutorial will take you through this process of substitution step-by-step!

    • How Do You Use the Formula for Simple Interest?How Do You Use the Formula for Simple Interest?

    How Do You Use the Formula for Simple Interest?

    If you already have a bank account or if you plan to have one in the future, then this tutorial is a must see! Follow along as this tutorial goes through a word problem involving simple interest.

    • How Do You Solve a Word Problem Using the Direct Variation Formula?How Do You Solve a Word Problem Using the Direct Variation Formula?

    How Do You Solve a Word Problem Using the Direct Variation Formula?

    Word problems allow you to see math in action! Take a look at this word problem involving an object's weight on Earth compared to its weight on the Moon. See how the formula for direct variation plays an important role in finding the solution. Then use that formula to see how much you would weigh on the Moon!

    • How Do You Solve a Word Problem Using an Inequality With Variables on Both Sides?How Do You Solve a Word Problem Using an Inequality With Variables on Both Sides?

    How Do You Solve a Word Problem Using an Inequality With Variables on Both Sides?

    This tutorial provides a great real world application of math. See how to turn a word problem into an inequality. Then solve the inequality by performing the order of operations in reverse. Don't forget that if you multiply or divide by a negative number, you MUST flip the sign of the inequality! That's one of the big differences between solving equalities and solving inequalities.

    • How Do You Solve an Inequality With Variables on Both Sides?How Do You Solve an Inequality With Variables on Both Sides?

    How Do You Solve an Inequality With Variables on Both Sides?

    Solving an inequality for a variable? Just perform the order of operations in reverse! Don't forget that if you multiply or divide by a negative number, you MUST flip the sign of the inequality! That's one of the big differences between solving equalities and solving inequalities.

    • How Do You Solve a Word Problem by Multiplying with Scientific Notation?How Do You Solve a Word Problem by Multiplying with Scientific Notation?

    How Do You Solve a Word Problem by Multiplying with Scientific Notation?

    Dealing with a word problem involving really big (or really small) numbers? This one has both! In this tutorial, you'll see how to use scientific notation to solve a word problem.

    • How Do You Multiply Two Numbers Using Scientific Notation?How Do You Multiply Two Numbers Using Scientific Notation?

    How Do You Multiply Two Numbers Using Scientific Notation?

    Multiplying together two really large numbers? What about two really small numbers? How about one of each? Scientific notation to the rescue! Watch this tutorial and learn how to multiply using scientific notation.

    • How Do You Convert From Decimal Notation to Scientific Notation?How Do You Convert From Decimal Notation to Scientific Notation?

    How Do You Convert From Decimal Notation to Scientific Notation?

    Trying to convert a really large or really small number to scientific notation? Watch this tutorial and you'll be a pro in no time!

    • How Do You Convert From Scientific Notation to Decimal Notation?How Do You Convert From Scientific Notation to Decimal Notation?

    How Do You Convert From Scientific Notation to Decimal Notation?

    Trying to convert a number in scientific notation to decimal notation? Watch this tutorial and you'll be a pro in no time!

    • What's the Product of Powers Rule?What's the Product of Powers Rule?

    What's the Product of Powers Rule?

    Working with exponents can be lots of fun, as long as you understand how they work. In this tutorial you'll see how exponents add when you multiply the same number raised to different exponents!

    • What's the Power of a Power Rule?What's the Power of a Power Rule?

    What's the Power of a Power Rule?

    Sometimes you'll see a number with an exponent raised to another exponent, and the first time you see it, you probably think it's a typo! But it's not a typo, it's a real thing, and there's a really nice trick for making it simpler that you'll see in the video.

    • What's the Quotient of Powers Rule?What's the Quotient of Powers Rule?

    What's the Quotient of Powers Rule?

    Working with exponents can be lots of fun, as long as you understand how they work. In this tutorial you'll see how exponents add when you divide the same number raised to different exponents!

    • What's Scientific Notation?What's Scientific Notation?

    What's Scientific Notation?

    Sometimes a number is so big (or so small), that it takes a while to write it all down. Luckily, this number can be written quicker using scientific notation! Watch this tutorial and learn about scientific notation.

    • How Do You Use the Vertical Line Test to Figure Out if a Graph is a Function?How Do You Use the Vertical Line Test to Figure Out if a Graph is a Function?

    How Do You Use the Vertical Line Test to Figure Out if a Graph is a Function?

    Trying to figure out if an equation is a function? Graph it and perform the vertical line test. If it passes, then it's a function! Get some practice by watching this tutorial!

    • What's a Function?What's a Function?

    What's a Function?

    You can't go through algebra without learning about functions. This tutorial shows you a great approach to thinking about functions! Learn the definition of a function and see the different ways functions can be represented. Take a look!

    • How Do You Solve a Two-Step Equation?How Do You Solve a Two-Step Equation?

    How Do You Solve a Two-Step Equation?

    Becoming a pro at solving equations takes practice! Follow along with this tutorial to see an example of solving an equation for a variable.

    • How Do You Order Numbers in Scientific Notation?How Do You Order Numbers in Scientific Notation?

    How Do You Order Numbers in Scientific Notation?

    Trying to order numbers in scientific notation? This tutorial provides a great example of that! Check it out:

    • How Do You Know If Two Ratios are Proportional?How Do You Know If Two Ratios are Proportional?

    How Do You Know If Two Ratios are Proportional?

    Ratios are proportional if they represent the same relationship. One way to see if two ratios are proportional is to write them as fractions and then reduce them. If the reduced fractions are the same, your ratios are proportional. To see this process in action, check out this tutorial!

    • How Do You Make a Figure Larger Using a Dilation?How Do You Make a Figure Larger Using a Dilation?

    How Do You Make a Figure Larger Using a Dilation?

    Dilation allows you to shrink or enlarge the size of a figure without changing its shape. In this tutorial, follow along as you see how dilate a figure by a given scale factor. Check it out!

    • What is a Dilation?What is a Dilation?

    What is a Dilation?

    When someone's eyes dilate, their pupils get bigger or smaller, but they always stay the same shape. Dilation in math is very similar. When you dilate a figure, you change the size of the figure without changing its shape. This tutorial introduces you to dilation. Take a look!

    • How Do You Use the Formula for Compound Interest?How Do You Use the Formula for Compound Interest?

    How Do You Use the Formula for Compound Interest?

    If you already have a bank account or if you plan to have one in the future, then this tutorial is a must see! Follow along as this tutorial goes through a word problem involving compound interest.

    • How Do You Find the X- and Y-Intercepts of a Line If You Have a Graph?How Do You Find the X- and Y-Intercepts of a Line If You Have a Graph?

    How Do You Find the X- and Y-Intercepts of a Line If You Have a Graph?

    When you're dealing with graphs, it's often important to identify the x-intercept and y-intercept. In this tutorial, you'll see how to find the x-intercept and y-intercept of a line. Take a look!

    • How Do You Find the Rate of Change Between Two Points on a Graph?How Do You Find the Rate of Change Between Two Points on a Graph?

    How Do You Find the Rate of Change Between Two Points on a Graph?

    The rate of change is a rate that describes how one quantity changes in relation to another quantity. In this tutorial, practice finding the rate of change using a graph. Check it out!

    • How Do You Find the Rate of Change Between Two Points in a Table?How Do You Find the Rate of Change Between Two Points in a Table?

    How Do You Find the Rate of Change Between Two Points in a Table?

    The rate of change is a rate that describes how one quantity changes in relation to another quantity. This tutorial shows you how to use the information given in a table to find the rate of change between the values in the table. Take a look!

    • How Do You Write the Equation of a Line in Slope-Intercept Form If You Have a Graph?How Do You Write the Equation of a Line in Slope-Intercept Form If You Have a Graph?

    How Do You Write the Equation of a Line in Slope-Intercept Form If You Have a Graph?

    Working with the graph of a line? Trying to find the equation for that graph? Just pick two points on the line and use them to find the equation. This tutorial shows you how to take two points on the graph of a line and use them to find the slope-intercept form of the line!

    • How Do You Make a Scatter Plot?How Do You Make a Scatter Plot?

    How Do You Make a Scatter Plot?

    Scatter plots are a very useful way to help you visually see data. In this tutorial, you'll see how to take data from a table and plot it to create a scatter plot. Take a look!

    • How Do You Write and Use a Prediction Equation?How Do You Write and Use a Prediction Equation?

    How Do You Write and Use a Prediction Equation?

    Scatter plots are a great way to see data visually. They can also help you predict values! Follow along as this tutorial shows you how to draw a line of fit on a scatter plot and find the equation of that line in order to make a prediction based on the data already given!

    • How Do You Use Coordinates to Reflect a Figure Over the X-Axis?How Do You Use Coordinates to Reflect a Figure Over the X-Axis?

    How Do You Use Coordinates to Reflect a Figure Over the X-Axis?

    Want to see how to reflect a figure over the x-axis? Then this tutorial was made for you! In this tutorial, you'll see how to use coordinates from the original figure to reflect the figure over the x-axis. Take a look!

    • How Do You Find Missing Angles in a Triangle With Variables?How Do You Find Missing Angles in a Triangle With Variables?

    How Do You Find Missing Angles in a Triangle With Variables?

    Looking for the measurements of the interior angles of a given triangle? The Triangle Sum theorem might help. This theorem states that the interior angles of a triangle ALWAYS add up to 180 degrees! This tutorial shows you how to use that information to find those interior angle measurements.

    • How Do You Find Missing Angles in a Transversal Diagram?How Do You Find Missing Angles in a Transversal Diagram?

    How Do You Find Missing Angles in a Transversal Diagram?

    Got a diagram of a transversal intersecting parallel lines? Trying to figure out all the angle measurements? Take a look at this tutorial, and you'll see how find all the missing angle measurements by identifying vertical, corresponding, adjacent, and alternate exterior angles!

    • How Do You Find a Value for x that Makes Two Lines Parallel?How Do You Find a Value for x that Makes Two Lines Parallel?

    How Do You Find a Value for x that Makes Two Lines Parallel?

    Got a transversal intersecting two lines? Trying to figure out if those lines are parallel? You could test to see if corresponding angles are congruent. This tutorial shows you how!

    • How Do You Rotate a Figure 180 Degrees Around the Origin?How Do You Rotate a Figure 180 Degrees Around the Origin?

    How Do You Rotate a Figure 180 Degrees Around the Origin?

    Rotating a figure about the origin can be a little tricky, but this tutorial can help! This tutorial shows you how to rotate coordinates from the original figure about the origin. Then, simply connect the points to create the new figure. See this process in action by watching this tutorial!

    • What Does Congruent Mean?What Does Congruent Mean?

    What Does Congruent Mean?

    If two figures have the same size and shape, then they are congruent. The term congruent is often used to describe figures like this. In this tutorial, take a look at the term congruent!

    • What are Parallel Lines?What are Parallel Lines?

    What are Parallel Lines?

    Lines that are parallel have a very special quality. Without this quality, these lines are not parallel. In this tutorial, take a look at parallel lines and see how they are different from any other kind of lines!

    • What is a Transversal?What is a Transversal?

    What is a Transversal?

    Ever heard of a transversal? It's not as confusing as the term sounds. This tutorial will introduce you to transversals and show you the neat things that happen when a transversal meets two parallel lines. Take a look!

    • What are Interior and Exterior Angles of a Polygon?What are Interior and Exterior Angles of a Polygon?

    What are Interior and Exterior Angles of a Polygon?

    Sometimes a math term can really tell you a lot about the thing it's describing. Think about the terms interior angle and exterior angle. Can you guess where each is located on a polygon? Take a look at this tutorial to find the answer and learn about interior and exterior angles!

    • What is a Reflection?What is a Reflection?

    What is a Reflection?

    When you look in the mirror, you see your reflection. In math, you can create mirror images of figures by reflecting them over a given line. This tutorial introduces you to reflections and shows you some examples of reflections. Take a look!

    • What is a Rotation?What is a Rotation?

    What is a Rotation?

    Ever turned a door handle? You were performing a rotation! In math, rotations are just the same! Check out this tutorial to learn about rotations.

    • What is a Translation?What is a Translation?

    What is a Translation?

    Ever slide something across a table? If so, then you have performed a translation! In this tutorial, learn the definition of translation and see some really neat examples. Take a look!

    • What is the Triangle Sum Theorem?What is the Triangle Sum Theorem?

    What is the Triangle Sum Theorem?

    When you're dealing with triangles, the Triangle Sum theorem can be very useful in finding interior angle measurements. In this tutorial, learn how to find this helpful theorem!

    • How Do You Put Real Numbers in Order?How Do You Put Real Numbers in Order?

    How Do You Put Real Numbers in Order?

    Ordering numbers from least to greatest? Are the numbers in different forms? To make comparing easier, convert all the numbers to decimals. Then, plot those decimals on a number line and compare them! This tutorial shows you how!

    • How Do You Find the Volume of a Cylinder?How Do You Find the Volume of a Cylinder?

    How Do You Find the Volume of a Cylinder?

    The volume of a cylinder is the amount of space that will fit inside it. You can use the formula for the volume of a cylinder to find that amount! In this tutorial, see how to use that formula and the radius and height of the cylinder to find the volume. Check it out!

    • How Do You Find the Volume of a Cone?How Do You Find the Volume of a Cone?

    How Do You Find the Volume of a Cone?

    To find the volume of a cone, you need to plug in the measurement for the height of the cone and the radius of the base into the formula for the volume of a cone. Then simplify to get your answer. This tutorial shows you the entire process step-by-step!

    • How Do You Find the Volume of a Sphere?How Do You Find the Volume of a Sphere?

    How Do You Find the Volume of a Sphere?

    Want to find the volume of a sphere? If you know the radius of the sphere, you can simply plug that value into the formula for the volume of a sphere and simplify! This tutorial shows you how!

    • How Do You Find the Lateral and Surface Areas of a Rectangular Prism?How Do You Find the Lateral and Surface Areas of a Rectangular Prism?

    How Do You Find the Lateral and Surface Areas of a Rectangular Prism?

    The lateral area of a three-dimensional solid is the area of all the lateral faces. In this tutorial, you'll see how to use the dimensions of a rectangular prism to find the lateral area. Take a look!

    • How Do You Find the Lateral and Surface Areas of a Cylinder?How Do You Find the Lateral and Surface Areas of a Cylinder?

    How Do You Find the Lateral and Surface Areas of a Cylinder?

    Want to know how the find the lateral and surface areas of a cylinder? Then this tutorial was made for you! You'll see how to apply each formula to the given information to find the lateral area and surface area. Check it out!

    • What is the Formula for the Volume of a Cylinder?What is the Formula for the Volume of a Cylinder?

    What is the Formula for the Volume of a Cylinder?

    Did you know that you can use the formula for the area of a circle to find the formula for the volume of a cylinder? In this tutorial, you'll see how to do just that! Watch this tutorial to learn about the formula for the volume of a cylinder.

    • What is the Formula for the Volume of a Cone?What is the Formula for the Volume of a Cone?

    What is the Formula for the Volume of a Cone?

    Looking for the formula for the volume of a cone? Then check out this tutorial! You'll learn about the formula for the volume of a cone and see how to use the formula in an example. Take a look!

    • What is the Formula for the Volume of a Sphere?What is the Formula for the Volume of a Sphere?

    What is the Formula for the Volume of a Sphere?

    Trying to find the formula for the volume of a sphere? Then check out this tutorial! You'll see how to use a cylinder with the same dimensions to find the formula for the volume of a sphere. Take a look!

    • What is the Formula for the Surface Area of a Prism?What is the Formula for the Surface Area of a Prism?

    What is the Formula for the Surface Area of a Prism?

    To find the lateral and surface areas of a prism, it’s important to know their formulas. In this tutorial, you’ll learn about each of these formulas and see them used in an example. Check it out!

    • What is the Formula for the Surface Area of a Cylinder?What is the Formula for the Surface Area of a Cylinder?

    What is the Formula for the Surface Area of a Cylinder?

    To find the lateral and surface areas of a cylinder, it’s important to know their formulas. In this tutorial, you’ll learn about each of these formulas and see them used in an example. Check it out!

    • What is an Unbiased Sample?What is an Unbiased Sample?

    What is an Unbiased Sample?

    When you're trying to learn about a population, it can be helpful to look at an unbiased sample. An unbiased sample can be an accurate representation of the entire population and can help you draw conclusions about the population. This tutorial introduces you to unbiased sampling!

    • How Can You Tell if a Function is Linear or Nonlinear From a Graph?How Can You Tell if a Function is Linear or Nonlinear From a Graph?
    • How Can You Tell if a Function is Linear or Nonlinear From a Table?How Can You Tell if a Function is Linear or Nonlinear From a Table?

    How Can You Tell if a Function is Linear or Nonlinear From a Table?

    To see if a table of values represents a linear function, check to see if there's a constant rate of change. If there is, you're looking at a linear function! This tutorial shows you how to tell if a table of values represents a linear function.