1.   Which triangle is similar to
   
    A.
    B.
    C.
    D.
    Hint

  2.   and are similar. Find x if z = 3, a = 6,
and c = 4.5.
   
    A. 9 B. 2.25
    C. 7.5 D. 4
    Hint

  3.   and are similar. The ratio of to is Find if is 12.
   
    A. 12 B. 9
    C. D. 16
    Hint

  4.   Which of the following is not necessarily true concerning similar triangles?
    A. The measures of their corresponding sides are equal.
    B. The measures of their corresponding sides are proportional.
    C. Each triangle has angles whose sum is 180°.
    D. The measures of their corresponding angles are equal.
    Hint

  5.   Suppose a man that is 6 feet tall is standing near a street light that is 10 feet high. If the shadow that is cast extends 20 feet away from the light, how far away from the light is the man?
    A. 6 feet B. 12 feet
    C. 14 feet D. 8 feet
    Hint



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