1.   Find the sum of the measures of the interior angles of the figure below.
   
    A. 720 B. 1080
    C. 900 D. 540
    Hint

  2.   What is the measure of one interior angle of a regular pentagon?
    A. 144 B. 180
    C. 108 D. 270
    Hint

  3.   Determine the sum of measures of the interior angles of a regular octagon.
    A. 1080 B. 900
    C. 720 D. 540
    Hint

  4.   What is the measure of one exterior angle of a regular decagon?
    A. 144 B. 36
    C. 72 D. 288
    Hint

  5.   What is the measure of the missing angle?
   
    A. 140 B. 110
    C. 120 D. 150
    Hint



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