Pythagorean Theorem Calculator
Find the hypotenuse of a right triangle from its two legs.
Result
Results are estimates for general information only and are not professional advice.
The Pythagorean theorem
In a right triangle, the square of the hypotenuse equals the sum of the squares of the other two sides: c = √(a² + b²). This calculator finds the hypotenuse from the two legs.
Frequently Asked Questions
What is the Pythagorean Theorem Calculator?
Find the hypotenuse of a right triangle from its two legs. It runs instantly in your browser and is completely free.
Is the Pythagorean Theorem Calculator free and does it require signup?
Yes. Every calculator on Calculatis is 100% free with no registration, and the values you enter are never stored.
How accurate is the Pythagorean Theorem Calculator?
It uses standard, widely-accepted formulas. Results are reliable estimates for general use and are not a substitute for professional advice.