Register
△ABC is similar to △DEF . AB=5 inches, BC=9 inches, and DE=7.5 inches. What is EF ?
81.6k views
1 vote
△ABC is similar to △DEF .

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

What is EF ?

User Rupps
by
8.0k points

2 Answers

6 votes
I think the answer is 13.5. △DEF is 1.5 times bigger than △ABC
User Robin Kuzmin
by
8.5k points
4 votes
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
User Anekdotin
by
6.6k points
← Prev Question Next Question →

Related questions

User Famver Tags
asked Apr 8, 2018 129k views
If △ABC ~ △DEF which of the following statements are correct? AB ~ EF ED ~ BA DF ~ BC BA ~ FE
Famver Tags asked Apr 8, 2018
by Famver Tags
8.4k points
2 answers
1 vote
129k views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
Write words to match the expression. 24- ( 6+3)
Link Copied!