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

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

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

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



Glencoe
The McGraw-Hill Companies