Pythagorean theorem

Named after the Greek philosopher who lived nearly 2600 years ago, the Pythagorean theorem is as good as math theorems get (Pythagoras also started a religious movement). It's simple. It's beautiful. It's powerful.Common Core Standards: 8.G.B.7, 8.G.B.8

Intro to the Pythagorean theorem

Pythagorean theorem example

Use Pythagorean theorem to find right triangle side lengths

Pythagorean theorem with isosceles triangle

Use Pythagorean theorem to find isosceles triangle side lengths

Right triangle side lengths

Use area of squares to visualize Pythagorean theorem