Hypotenuse Formula: Length of Hypotenuse² = Length of side 1² + Length of side 2²

Hypotenuse Definition The Hypotenuse Calculator makes it easy to find the length of any hypotenuse (a hypotenuse is the longest side of a right triangle). All you have to do to use this free online Hypotenuse Calculator is to just enter in the length of side 1 and side 2 and then press the calculate button – that’s it! Try out this super easy to use math calculator now!

How to Calculate Hypotenuse Let's be honest - sometimes the best hypotenuse calculator is the one that is easy to use and doesn't require us to even know what the hypotenuse formula is in the first place! But if you want to know the exact formula for calculating hypotenuse then please check out the "Formula" box above.