How this calculator works
Enter the values for leg a, leg b. The result applies the displayed method and rounds only for presentation.
Formula / method
c = √(a² + b²).
Worked example
Worked example: Leg a = 3; Leg b = 4.
Assumptions and limitations
The inputs use the units shown and the displayed pythagorean theorem calculator method applies to the situation being estimated.
This pythagorean theorem calculator uses the stated formula and supplied units; unusual inputs, local rules or professional context can change the interpretation.