triangles ABC and DEF are similar.
What is the legnth of side EF?
Triangle ABC:
Side Ab 3 cm
Side Bc 2 cm
Side Ca 5 cm
Triangle DEF
Side De 4.5 cm
Side Ef x
Side Fd 7.5 cm
what is the legnth of side ef
A 1.5 cm
B 4 cm***
C 3 cm
D 8.5 cm
Am i correct?
Great! I got a 40% no thanks to ;).
But thx anyway I guess.
hey yall
scott here
Unit 5 Lesson 7: Unit Review
Practice Test: Applications of Proportions
1. A pack with 6 cans of juice costs 3.48. What is the unit rate?
3.48 ÷ 6 = ?.??
C) 0.58 per can
If you had trouble with this question, unit 5 lesson 1 (Ratios and Rates) will help.
2. Write and solve the proportion to find how much flour is needed to make 54 cookies.
Cross multiple: 2×54= ?, ?÷24=?
?=? ?/?
A) 2/24 = X/54; X=4 1/2 cups
If you had issues with this question, unit 5 lesson 2 (Proportions) will help.
3. What is the length of side EF?
C) 3cm
If you had issues with this question unit 5 lessons 3 and 4 (similar figures and ratios of similar figures) will help.
4. What are the coordinates if triangle A'B'C'?
B) A'(-4,4),B'(2,6),C'(-2,0)
If you had issues with this question unit 5 lesson 5 (Dilations) will help.
5. What is the actual distance?
1cm = 50km
1/50 = 6/X
50 × 6 = ???
C) 300km
If you had issues with this question unit 5 lessons 1 and 2 will help.
1.C
2.A
3.C
4.B
5.C
100%
Hope this helps anyone who finds it.
-AKIRAA
LOL I came to this and I am past this right here I am unit 6 Lesson 8 at Conexus
The answers for Unit 5 applications of proportions for the PRACTICE is
1 c
2 a
3 c
4 b
5 c