1.   Which pair of angles are supplementary?
    A. B.
    C. D.
    Hint

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

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

  4.   Angles RST and TSU are supplementary. If = 79°, find .
    A. 11° B. 10°
    C. 110° D. 101°
    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. 51° B. 39°
    C. 41° D. 15°
    Hint



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