Apply the Pythagorean Theorem to determine unknown side lengths in right triangles in real-world and mathematical problems in two and three dimensions.

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!
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!
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 Lateral and Surface Areas of a Cone if You Don't Know the Slant Height?

Want to find the lateral and surface areas of a cone? Don't have the slant height? No problem! This tutorial will show you how to use the Pythagorean theorem to find the slant height. Then, you'll see how to find the lateral area and surface area. Take a look!
How Do You Find the Slant Height of a Cone?

Trying to find the slant height of a cone? Use the height of the cone and the radius of the base to form a right triangle. Then, use the Pythagorean theorem to find the slant height. Watch this tutorial to see this process step-by-step!