In a right triangle where c is the hypotenuse, a = 13, b = 18, what is c?

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Answer 1 · 2018-05-07T19:10:24

c = 22.20360331117 units

Pythagorean Theorem:
#a^2 + b^2 = c^2#

Plug in your data.
#13^2 + 18^2 = c^2#

Square your numbers.

#169 + 324 = c^2#

Add 169 and 324.

#493 = c^2#

We have to find the square root of 493 to find c.

#sqrt(493) = c#

c = 22.20360331117