monkey98
monkey98 monkey98
  • 22-03-2018
  • Mathematics
contestada

△ABC is similar to △DEF .

AB=5 inches, BC=9 inches, and DE=7.5 inches.

What is EF ?

Respuesta :

mathstudent55
mathstudent55 mathstudent55
  • 22-03-2018
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
Answer Link
saulmgdhd saulmgdhd
  • 22-03-2018
I think the answer is 13.5. △DEF is 1.5 times bigger than △ABC
Answer Link

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