Question

Identify the pairs of congruent angles and proportional corresponding side lengths

Answer 1

∠B=∠D, ∠C=∠E, ∠A=F.

Explanation

FE/AC=6/8=3/4, FD/AB=9/12=3/4,DE/BC=13.5/18=3/4. Since all proportions are equal to 3/4, the corresponding side lengths are proportional.