Question

Triangle ABC is similar to triangle DEF . The length of AC¯¯¯¯¯ is 12 cm. The length of BC¯¯¯¯¯ is 18 cm. The length of DF¯¯¯¯¯ is 10 cm.

What is the length of EF¯¯¯¯¯?



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Answer 1

The person below/above (i think it's below) is correct, EF = 15

don't rate/vote me, vote/rate her. I'm just confirming that they are correct

Have a good day

Answer 2

If you make a proportion,
12 18
--- = ---
10 x
when you cross multiply
12x=180
x=15
EF= 15