Hypotenuse of a Right Triangle with Legs 10 and 10
A right triangle with two equal legs of 10 has a hypotenuse of 10√2 ≈ 14.142.
How to use this tool
- Enter side a and side b in the fields above.
- Results update instantly as you type — or click Calculate.
- Read your hypotenuse c and the full breakdown beneath it.
An isosceles right triangle with legs of 10 has a hypotenuse of 10√2, approximately 14.14.
Frequently asked questions
- What is the Pythagorean theorem?
- For a right triangle with legs a and b, the hypotenuse c satisfies a² + b² = c². Classic example: 3² + 4² = 9 + 16 = 25 = 5².