Question

What is the exact definition of the Pythagorean Theorem and who invented it.

Answer 1

Pythagorean Theorem is a useful tool that shows how the sum of the areas of intersecting squares can determine the side length of the right triangle.
Pythagoras was introduced to mathematics by Tales of Miletus and his pupil Anaximander

Answer 2

Pythagoras invented it

Explanation:

a theorem attributed to Pythagoras that the square of the hypotenuse of a right triangle is equal to the sum of the squares of the other two sides.