1.   Which of the following figures is not a hexagon?
    A. B.
    C. D.
    Hint

  2.   Which of the following is a regular polygon?
    A. B.
    C. D.
    Hint

  3.   The sum of the measures of the angles of a regular octagon is 1,080. Find the measure of one of its angles.
    A. 90° B. 108°
    C. 135° D. 120°
    Hint

  4.   Which of the following angle measures represents the angles of a regular polygon that can be used to make a tessellation?
    A. 140° B. 150°
    C. 108° D. 120°
    Hint

  5.   Which of the following angle measures represents the angles of a regular polygon that can be used to make a tessellation?
    A. 140° B. 144°
    C. 60° D. 108°
    Hint



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