2 Answers

Riteshmeher · Answer 1 · 2018-10-24T04:38:12+0000

ΔABC is similar to ΔDEF
Try to pair up all the similar sides.
AB = 15 cm
DE = ? cm

BC = 18 cm
EF = 6 cm

Now all you have to do is find out how the triangles are similar.
18/6 = 3
This means that triangle ABC is 3 times bigger than DEF.
15/3 = 5

So the answer is:
B. 5 cm

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