Question

For the following right triangle, find the side length x. Round your answer to the nearest hundredth.

15
12

Answer 1

x = 9

Explanation:

`a^(2) = c^(2) - b^(2)`

`a^(2) = 15^(2) - 12^(2)`

`a^(2) = 225 - 144`

`a^(2) = 81`

`√(a^2) = √(81)`

`a = 9`