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October 3, 2012 at 2:33 pm
#500

Anonymous

Inactive

The Pythagorean’s came up with this rule for Pythagorean triples, good for any odd number greater than 1.

(m^{2}_{-1)/2, m, (m2+1)/2}

Ex: plug in 5 for m and you get a 3, 4, 5 right triangle.