Description

Please answer all following questions and show work ! Thanks so much 🙂

3

25

y + 6

3

4

6.

2 of 2

3

8

RS

ST

7. If QRST ~ DEFG, what would make the proportion FG

true?

8. AABC – AWXY. What is the value of x?

w

ÃÂ

12

8

(show work Ã¢â‚¬â€œ set up a proportion)

B

18

X

9/10. Are the triangles similar? If yes, write the similarity

statement and the postulate/theorem. If not, explain.

N

8

o

24

3

P

Yes.: Similarity Statement-

S9R

Postulate/Theorem-

No: Explanation-

11/12. Are the triangles at the right similar? If yes, write the

scale factor and the postulate/theorem to prove. If not, explain.

Yes.: Scale Factor-

15

0

12

20

S

10

R

V

30

Postulate/Theorem-

No: Explanation-

but not

13. Similar figures have the same

necessarily the same

14. If triangles are similar, corresponding angles are

and the lengths of

corresponding sides are

1 of 2

Class

Date

7.1-7.3 Geo Quiz

Form K

1. Twyla’s pet cat weighs 8 lb. Her pet hamster weighs 12 ounces. What is the

ratio of her catÃ¢â‚¬â„¢s weight to her hamster’s weight?

2. The measures of two supplementary angles are in the ratio 2:3. What is the

smaller angle? (Show work for Credit)

Algebra Solve each proportion. To start, use the Cross Products Property. (Show work)

3.

3 x

5 25

}

4.

x 9

4 2

x-2

8

Y + 6

6.

3

8

RS

ST

7. If QRST Ã¢â‚¬â€œ DEFG, what would make the proportion FG

true?

8. AABC – AWXY. What is the value of x?

12

W

8

(show work – set up a proportion)

B

18

x

o

9/10. Are the triangles similar? If yes, write the similarity

statement and the postulate/theorem. If not, explain.

N

8

o

24

3

*

ÃÂ

Yes.: Similarity Statement-

S9R

Postulate/Theorem-

No: Explanation-

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