Euclid's Proof of the Pythagorean Theorem Proof

(a.k.a. “The Peacock”,“The Windmill”, or “The Bride's Chair”)
This applet is labeled the same way as the Euclid's proof in Sir T. Heath's translation:[br][url=https://www.cut-the-knot.org/pythagoras/Proof1.shtml]https://www.cut-the-knot.org/pythagoras/Proof1.shtml[/url] (Cut the Knot website)
– Tibor Marcinek, Chip Rollinson

Information: Euclid's Proof of the Pythagorean Theorem Proof