Pythagorean Calculator — Right Triangle Hypotenuse
CalculatorA Pythagorean calculator finds hypotenuse c from the two legs a and b of a right triangle.
What is it
The Pythagorean theorem states that the square of the hypotenuse equals the sum of the squares of the two legs. Therefore c is √(a²+b²).
c = √(a² + b²)
How to use
- 1Enter legs a and b.
- 2Press calculate.
- 3Check hypotenuse c.
Reference
| a | b | c |
|---|---|---|
| 3 | 4 | 5 |
| 5 | 12 | 13 |
Sources & standards
- MDN Web Docs: Client-side web APIs - MDN Web Docs
FAQ
What is the hypotenuse for sides 3 and 4?
√(3²+4²)=√25=5.
Is Pythagorean calculator input sent to a server?
No. This tool runs in your browser and does not send input to a server.