Pythagorean Theorem Proofs Without Words https://t.co/Mak201DqcQ#mtbos #iteachmath @ohioctm @swoctm1 @geogebra pic.twitter.com/6TBZB5jwg5
— Steve Phelps (@giohio) February 2, 2018
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February 03, 2018 at 07:18AM
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