Question

What’s the value for y?

Answer 1

y = 18.75

Explanation:

Because of the parallel segments, triangles JKL and JMN are similar.

JK/JM = KL/MN

9/(9 + 13.5) = 7.5/y

9/22.5 = 7.5/y

9y = 22.5 × 7.5

y = 18.75