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The diagram below shows a "proof without words" of the Pythagorean Theorem.





Come up with a "proof without words" of the difference of squares factorization

Can you come up with a "proof without words" of the difference of cubes factorization? It's tricky but possible.

please write a full description of how you got the answer like CPhill does, I really nee to know how to do this.

 Mar 30, 2021
 #1
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Draw a square with sidelength a.

Draw a square with sidelength b such that b

 Mar 30, 2021
edited by CitrusCornflakes  Mar 30, 2021
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This is so easy!  Just re-arrange the pieces.

 Mar 30, 2021

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