Question

tuvwx ~ edcba. find cd.

Explanation:

Step1: Find similarity ratio

$\text{Ratio} = \frac{WV}{AE} = \frac{15}{3} = 5$

Step2: Match corresponding sides

Corresponding side of $CD$ is $XW$

Step3: Calculate length of $CD$

$CD = \frac{XW}{\text{Ratio}} = \frac{5}{5} = 2$

Answer:

2