# Before You Start......

### Before you begin studying the Pythagorean Theorem, you need to understand the following topics and concepts. If you need to brush up on any of the following topics, click on the button and begin reviewing!

### Review Topics

Types of Angles

Types of Triangles

Parts of a Right Triangle

Distance

Slope

Area

Squaring and Square Roots

Return to the Pyth. Theorem Main Menu