📐 Hypotenuse Calculator
Free online Pythagorean theorem calculator. Enter two legs of a right triangle to calculate the hypotenuse.
📖 What is Pythagorean Theorem?
In a right triangle, the square of the hypotenuse equals the sum of squares of the two legs: c² = a² + b², where c is the hypotenuse, a and b are the legs.
Common Pythagorean triples: (3, 4, 5), (5, 12, 13), (8, 15, 17).