9.1.2
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by Kathleen Lucchesi
| 9 Questions
Note from the author:
CPM CC3 lesson 9.1.2
1
1
Find the measure of the missing angle in the triangle above.
A

B

C

D

2
1
Find the measure of the missing angle in the triangle above.
A

B

C

D

3
1
If m∠4 = 61°, find  m∠6.
A

B

C

D

4
1
If  m∠1 = 48°, find  m∠8.
A

B

C

D

5
1
If  m∠2 = 137°, find  m∠8.
A

B

C

D

6
3
Tina’s rectangular living room floor measures 15 feet by 18 feet. 
  1. How many square feet of carpet will Tina need to cover the entire floor? 
A

B

C

D

7
5
Tina’s rectangular living room floor measures 15 feet by 18 feet.  The carpet Tina likes is sold by the square yard.  How many square yards will she need?
A

B

C

D

8
5
Rewrite the equation so that it starts with “y = ”
  1. 6x + 5y = 20
A

B

C

D

9
5
That is, rewrite each equation so that it starts with “y = ”. 
4x − 8y = 16
A

B

C

D

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