Pythogoras's Theorem proved with trig by two students

[Retro]

Just how cool is this? These two high school students have proved Pythogoras's Theorem using a novel trigonometric process, something that's not normally thought possible due to circular reasoning. Apparently, only one other person has done it before, using a different method.

For the highest nerds among us, videos of the proof are linked to in the article.

New Orleans teens’ Pythagorean proof gains compelling evidence

Calcea Rujean Johnson and Ne’Kiya Jackson’s achievement was not the first time trigonometry has been used to prove the theorem

www.theguardian.com