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Sure Enough

sallows 16 square

From Lee Sallows, “A novel geometric proof that 16 is a square number.” :)

(Thanks, Lee!)

May 17, 2018May 16, 2018 | Language · Science & Math

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Futility Closet is a collection of entertaining curiosities in history, literature, language, art, philosophy, and mathematics, designed to help you waste time as enjoyably as possible.

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