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

  2.   The sum of the measures of the angles of a regular octagon is 1080. What is the measure of each angle?
    A. 108° B. 135
    C. 144° D. 120
    Hint

  3.   What is the name of a polygon that has seven sides?
    A. hexagon B. nonagon
    C. heptagon D. octagon
    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. 60°
    C. 108° D. 144°
    Hint

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



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