Question

Find the value of x. Round your answer to
the nearest tenth.
45°
18
X =

Answer 1

`x = 9 √(2) = 12.7`

Explanation:

We have an isoceles right triangle.

`x √(2) = 18`

`x = (18)/( √(2) ) = (18 √(2) )/(2) = 9 √(2) = 12.7`