Proving the Pythagorean Theorem
Some algebraic and geometric proofs of the best-known theorem of all time
Published in
9 min readNov 25, 2021
A right triangle is a triangle in which one of the three angles is 90°. The triangle shown below is right-angled because the angle ⦣ACB between sides a and b is 90°. The side opposite the right angle, c, is called the hypotenuse.