A proof based on a dissection which shows the formula for the area of a plane figure or of the volume of a solid. Dozens of different dissection proofs are known for the Pythagorean theorem.
Dissection Proof
See also
Dissection, Proof, Proof without WordsThis entry contributed by Margherita Barile
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Cite this as:
Weisstein, Eric W., with contributions by Margherita Barile. "Dissection Proof." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/DissectionProof.html