1.   Angles A and B are supplementary. If = 45, find .
    A. 90° B. 135°
    C. 75° D. 45°
    Hint

  2.   Angles A and B are complementary. If mA = 25°, what is mB?
    A. 90° B. 65°
    C. 25° D. 75°
    Hint

  3.   Classify the pair of angles below.
   
    A. both B. neither
    C. supplementary D. complementary
    Hint

  4.   Find the value of x in the figure.
   
    A. 23° B. 32°
    C. 148° D. 58°
    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



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