1.   Which statement cannot be used to prove
   
    A. B. slope slope
    C. D.
    Hint

  2.   Which statement needs to be true to prove
   
    A. 1 2 B. m1 + m3 = 180°
    C. 4 1 D. 1 3
    Hint

  3.   If two lines are cut by a transversal and ______ angles are congruent, then the lines are parallel.
    A. vertical B. adjacent
    C. consecutive interior D. corresponding
    Hint

  4.   Find the value of x so
   
    A. 90 B. -6
    C. 6 D. 5
    Hint

  5.   If 34, which lines must be parallel?
   
    A. a and c B. a and b
    C. d and e D. a and d
    Hint



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