1.   What is the name of a polygon that has five sides?
    A. decagon B. nonagon
    C. pentagon D. heptagon
    Hint

  2.   Choose the best description for the figure.
   
    A. polygon B. not a polygon
    C. regular polygon D. semicircle
    Hint

  3.   Choose the best description for the figure.
   
    A. not a polygon B. regular dodecagon (12 sides)
    C. dodecagon, not regular D. decagon (10 sides)
    Hint

  4.   Which of the polygons is not regular?
    A. B.
    C. D.
    Hint

  5.   Which set of side lengths does not form a triangle?
    A. 2 units, 4 units, 3 units B. 5 units, 2 units, 8 units
    C. 6 units 5 units, 3 units D. 3 units, 3 units, 3 units
    Hint



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