Question

This is a 30-60-90 triangle.

What is the measure of x?
18
х
X=
= [?]
? ? VI

Answer 1

x = 9 units

Explanation:

The sides of a 30-60-90 triangle are a=x, b= x sqrt 3, and the hypotenuse 2x

Hypotenuse = 18

2x = 18 18/2 = 9