1.   Determine whether the triangles are similar. If not, explain why not.
   
    A. no, a = 30 B. no, b = 40
    C. no, b = 110 D. yes
    Hint

  2.   If two triangles are similar, ______.
    A. then corresponding sides are congruent B. then corresponding angles are congruent
    C. then only one pair of corresponding sides is congruent D. then only one pair of corresponding angles are congruent
    Hint

  3.   If ABC is similar to UVW, find the value of x.
   
    A. 41 B. 40
    C. 39 D. 42
    Hint

  4.   A and D are corresponding angles of similar triangles. Find the value of x if mA = 45°and mD = 0.25x – 3.75.
    A. x = 195 B. x = 170
    C. x = 165 D. x = 180
    Hint

  5.   Triangle ABC DEF. Each side of ABC is 1 times longer than the corresponding sides of DEF. If the perimeter of ABC is 36 centimeters, what is the perimeter of DEF?
   
    A. 12 centimeters B. 54 centimeters
    C. 24 centimeters D. 18 centimeters
    Hint



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