Pythagorean rule Forums Main Page › Forums Main Page › Geometry › Trigonometry › Pythagorean Theorem and Distance Formula › Pythagorean rule This topic has 0 replies, 1 voice, and was last updated 11 years, 2 months ago by Sharma. Viewing 0 reply threads Author Posts July 30, 2013 at 4:28 am #1494 SharmaKeymaster The Pythagorean’s came up with this rule for Pythagorean triples, good for any odd number greater than 1. (m2-1)/2, m, (m2+1)/2 Ex: plug in 5 for m and you get a 5, 12, 13 right triangle. Author Posts Viewing 0 reply threads You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In