Question

ABC ~ADEF

B
15 ft.
E
5 ft.
А
C
D
F
Perimeter = 12 ft.
Find the perimeter of ABC.

Answer 1

36

Explanation:

EF = is 1/3 of 15

Since the triangles are similar, then the perimeters are similar.

The perimeter of EDF is 12

The perimeter of ABC should be 3 times as large.

3*12 = 36

The perimeter of ABC = 36