Real math help.
How Do You Find a Missing Side of a Right Triangle Using Tangent?
Note:
The tangent ratio is not only used to identify a ratio between two sides of a right triangle, but it can also be used to find a missing side length. This tutorial shows you how to use the tangent ratio to find that missing measurement!
Background Tutorials
-
Ratio Definitions
-
What's a Ratio?
Ratios are everywhere! The scale on a map or blueprint is a ratio. Ingredients sometimes need to be mixed using ratios such as the ratio of water to cement mix when making cement. Watch this tutorial to learn about ratios. Then think of some ratios you've encountered before!
-
-
Right Triangles and the Pythagorean Theorem
-
What are the Legs and Hypotenuse of a Right Triangle?
Looking for some terminology used with right triangles? Then this tutorial was made for you! In this tutorial, you'll be introduced to the names for the different parts of a right triangle. Check it out!
-
-
Evaluating Expressions
-
What is a Variable?
You can't do algebra without working with variables, but variables can be confusing. If you've ever wondered what variables are, then this tutorial is for you!
-
Further Exploration
-
Finding Missing Sides
-
How Do You Find a Missing Side of a Right Triangle Using Sine?
The sine ratio is not only used to identify a ratio between two sides of a right triangle, but it can also be used to find a missing side length. This tutorial shows you how to use the sine ratio to find that missing measurement!
-
How Do You Find a Missing Side of a Right Triangle Using Cosine?
The cosine ratio is not only used to identify a ratio between two sides of a right triangle, but it can also be used to find a missing side length. This tutorial shows you how to use the cosine ratio to find that missing measurement!
-
