Question

How to find x (similar triangles)

Answer 1

x = 2

Explanation:

Parallel lines divides the transversals in proportion.

Therefore,

`(9)/(4) = (13.5)/(x + 4) \\ \\ 9(x + 4) = 13.5 * 4 \\ \\ 9(x + 4) = 54 \\ \\ x + 4 = (54)/(9) \\ \\ x + 4 = 6 \\ \\ x = 6 - 4 \\ \\ x = 2`