Respuesta :

Answer:

∠B=∠D, ∠C=∠E, ∠A=F.

Step-by-step 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.

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