Respuesta :

Answer:

a/b=e/f

Step-by-step explanation:

a/b=3.5

f/e=2.5

ab/fe=3.5/2.5

ab/fe=1.4

Bc=ed

bc/ed=6.3/4.5

Bc/ed=1.4

Ac=fd

Ac/fd=8.4/6.0

Ac/fd=1.4