Question

Triangle xyz is similar to triangle abc solve for k

Answer 1

The correct answer is 13.5

Answer 2

k = 13.5

Explanation:

We can use ratios to solve

3 4.5

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

9 k

Using cross products

3k = 9*4/5

Divide each side by 3

3k/3 = 9*4.5/3

k =13.5