Respuesta :

Answer:

18

Step-by-step explanation:

Mathematically, the side lengths of ABC is twice that of DEF

so we have side lengths of ABC as;

2(2) , 2(3) and 2(4)

= 4, 6, 8

The perimeter is thus, the addition of the side lengths

4 + 6 + 8 = 18

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