1.   Find the value of y in the figure.
   
    A. 4 B. 5
    C. 7 D. 8
    Hint

  2.   What is the measure of ?
   
    A. 7.2 B. 9
    C. 8.75 D. 5.14
    Hint

  3.   Which one of the triangles shown is not similar to the others?
   
    A. W B. X
    C. Z D. Y
    Hint

  4.   Find the value of x.
   
    A. 4.5 B. 12.5
    C. 5 D. 7.5
    Hint

  5.   What is a property that similarity of triangles does not have?
    A. symmetric B. transitive
    C. commutative D. reflexive
    Hint