Pythagorean Theorem Calculator
Calculate the missing side of a right triangle using the Pythagorean theorem formula: a² + b² = c². Enter any two values to find the third. Fast, accurate, and mobile-friendly geometry calculator.
Result:
Enter two values to calculate
a
b
c
a² + b² = c²
How to Use:
- Enter any two values (a, b, or c)
- Leave the field you want to calculate empty
- Click “Calculate” to find the missing value
- All values must be positive numbers