For two millennia, mathematicians have shown the Pythagorean theorem to be true through geometry and algebra, never ...

The isosceles triangle can be split into two right-angled triangles. Pythagoras’ theorem can then be used on either of the two right-angled triangles. The 25 cm length becomes the hypotenuse so ...

These two teenage math stars have developed five new proofs of the Pythagorean theorem ... Four of their proofs work for ...

Man Teaches Math to Struggling Stranger on Subway Ride: 'They Left Each Other with a Gift' The Pythagorean Theorem states that three sides of a right-angled triangle can be expressed by the ...