Understand WHY the Pythagorean Theorem is True - Nice Visual Proof 

The Pythagorean Theorem is one of the most famous theorems in Geometry and all of Mathematics. This is a really nice proof using similar triangles.
/ nice-math
Music:
Island by Luke Bergs | / bergscloud
Music promoted by www.chosic.com/free-music/all/
Creative Commons CC BY-SA 3.0
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