1.   Which triangle is not similar to the other three?
   
    A. GHI B. ABC
    C. JKL D. DEF
    Hint

  2.   Which statement is true?
    A. Any two isosceles triangles are similar. B. Any two equilateral triangles are similar.
    C. Any two triangles are similar. D. Any two right triangles are similar.
    Hint

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

  4.   The two triangles shown are similar by __________.
   
    A. AA Similarity B. SAS Similarity
    C. SSS Similarity D. ASA Similarity
    Hint

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