3 years ago

Identify the value for the variable.

Mathematics

1 answer:

eimsori [14]3 years ago

5 0

Answer:

Step-by-step explanation:

thats the answer because I did all the work on paper

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Triangles ABC and DEF are similar. AB = 15 cm, BC = 18 cm, and EF = 6 cm. What is DE? A. 4 cm B. 5 cm C. 6 cm D. 7 cm

skad [1K]

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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