Solve for:
Find Hypotenuse (c)
Find Leg (a)
How to use Pythagorean Theorem Calculator
- Solve For: Select "Hypotenuse" or "Leg".
- Input Sides: Enter the lengths of the two known sides.
- Calculate: Find the length of the missing side.
About Pythagorean Theorem Calculator
The Pythagorean Theorem Calculator is the most famous tool in geometry. It solves for the missing side of a right triangle using the formula a² + b² = c².
Whether you need to find the hypotenuse (c) or one of the legs (a or b), this calculator does the squaring and square-rooting for you.