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NikAS [45]
3 years ago
7

△ABC is similar to △DEF . AB=5 inches, BC=9 inches, and DE=7.5 inches. What is EF ?

Mathematics
2 answers:
MrRissso [65]3 years ago
8 0
I think the answer is 13.5. △DEF is 1.5 times bigger than <span>△ABC</span>
Vikki [24]3 years ago
4 0
Similar triangles have corresponding sides with proportional lengths.

AB/BC = DE/EF

5/9 = 7.5/EF

5(EF) = 9 * 7.5

5(EF) = 67.5

EF = 13.5
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