Pythagorean Theorem Calculator
Find the hypotenuse from two perpendicular sides.
Calculations run in this browser. Values are not submitted to the server.
Result
Formula and assumptions
c = √(a² + b²), where a and b are the perpendicular sides.
Example values are shown in the input placeholders. Results use browser number precision unless the tool uses exact integer arithmetic. Check units and assumptions before using a result.