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Open toolPythagorean calculator
Find the hypotenuse of a right triangle.
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THE QUICK GUIDE
How to use pythagorean calculator
Enter the labelled values, then process it. Copy or download the result.
How it works
Hypotenuse = square root of a² + b²; applies only to right triangles.
A useful example
First leg: 3; Second leg: 4 → Hypotenuse: 5
Good to know
Use consistent units and currency. These are general calculations; verify important results.