18 year old students just discovered a proof of Pythagoras that mathematicians said was impossible

This is a truly remarkable story. A textbook said that it was impossible to prove the Pythagorean Theorem from trigonometry alone. Two US students questioned this claim and developed a new trigonometric proof. Congratulations to Ne'Kiya Jackson and Calcea Johnson for developing this wonderful proof.

0:00 Background
2:00 Outline
3:26 Preliminaries
5:58 Proof
14:20 More Proofs

AMS meeting
https://meetings.ams.org/math/spring2...
WWLTV news
   • New Orleans teens make mathematical discov...  
The Guardian
https://www.theguardian.com/us-news/2...
@MathTrain
   • How High Schoolers Proved Pythagoras Using...  
Elisha Loomis The Pythagorean Proposition
https://archive.org/details/in.ernet....
Slides
https://i.imgur.com/NUPwN8k.jpeg
Reddit
  / two_teens_make_impossible_mathematical_dis...  
Baudhayana Theorem
https://www.cuemath.com/learn/baudhay...
Gougu Theorem
https://nzmaths.co.nz/resource/gougu-...
Euclid I, 47
http://aleph0.clarku.edu/~djoyce/java...
Babylonian formula
https://mathshistory.st-andrews.ac.uk...
Brahmagupta's law of sines
https://en.wikipedia.org/wiki/Law_of_...
Pythagoras
https://en.wikipedia.org/wiki/Pythago...
Trigonometric proof
https://en.wikipedia.org/wiki/Pythago...
Cut The Knot
https://www.cut-the-knot.org/pythagor...

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