Question

Find the length of x

Answer 1

x=5/2

Explanation:

We can use ratios of similar triangles to help solve the problem.

side x 5

-------- = --------------- = ---------------

hypotenuse 4 8

Using cross products

x*8 = 4 * 5

8x = 20

Divide each side by 8

8x/8 = 20/8

x = 5/2