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Hypotenuse of a Right Triangle | Given leg lengths of 20 and 21

Pythagorean Theorem: a2 + b2 = c2
Given: a = 20   b = 21
(20)2 + (21)2 = c2
400 + 441 = c2
c2 = 841
c = √841 = 29
Hypotenuse = √841 = 29
Note: Pythagorean Triple (20, 21, 29)

The solution above and all other related solutions were provided by the Hypotenuse Application

Find the Hypotenuse of a Right Triangle

Related Glossary Terms

Hypotenuse

Pythagorean Theorem

Pythagorean Triple

Right Triangle

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