Pythagoras' Rule

Pythagoras' Rule (also called Pythagoras Theorem) with examples using 2D shapes and 3D solids.

00:00 Pythagoras' rule
00:32 Visual proof
01:32 Find the hypotenuse example 1
02:34 Find the hypotenuse example 2
03:38 Find the side example
04:48 Right-angled triangles are everywhere!
05:38 2D spiral example
06:40 2D hexagon bolt example
08:10 2D picture frame example
09:27 3D rollercoaster example