Question

I am having a little bit of trouble on this (help)

Answer 1

D

Explanation:

We should use ratio.

AB is 5

DE is 10

AB/DE = 1/2

BC is 12 and EF is 24

BC/EF=1/2

AC is 13 and DF is 26

AC/DF= 1/2

So we can write the equation like D choice.