Pythagoras Theorem

Pythagoras Theorem - Proof by Leonardo da Vincci

A very elegant proof which I admire and you will be equally fascinated. There are other proofs that may be very different but they have their merits of their own. Hope to post some in future.

Pythagoras Theorem

A Simple Way to Generate Pythagorean Numbers

I dedicate this article to my former math teacher Mr. Leong Wei Ching who taught me Add Math in 1970.
This is useful for extra illustration on squaring and factoring algebraic expression.