

1. 
Which pair of angles are supplementary? 


A. 

B. 



C. 

D. 



Hint 


2. 
Angles A and B are supplementary. If = 45°, find . 


A. 
135° 
B. 
45° 


C. 
75° 
D. 
90° 


Hint 


3. 
Classify the pair of angles below. 





A. 
complementary 
B. 
supplementary 


C. 
neither 
D. 
both 


Hint 


4. 
Which drawing shows supplementary angles? 


A. 

B. 



C. 

D. 



Hint 


5. 
The county engineer is designing a new road to cross existing Oak Boulevard as shown in the diagram. What is the missing angle measure? 





A. 
15° 
B. 
41° 


C. 
51° 
D. 
39° 


Hint 


