Pythagorean theorem calculator
Calculate the hypotenuse or a leg of a right triangle using the Pythagorean theorem.
Hypotenuse c
5
a² + b² = c²
Calculations are based on Estonia's tax rates in force for 2026. Results are informational.
Last updated: 2026-06-03
What is the Pythagorean theorem?
In a right triangle the square of the hypotenuse equals the sum of the squares of the legs: a² + b² = c². The hypotenuse c = √(a² + b²); a leg b = √(c² − a²).
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