1.   Which figure is not a polygon?
    A. B.
    C. D.
    Hint

  2.   The polygon shown is_______.
   
    A. a quadrilateral B. concave
    C. a hexagon D. regular
    Hint

  3.   Which name best describes the type of triangle shown?
   
    A. equilateral B. isosceles
    C. acute D. scalene
    Hint

  4.   What best describes the polygon shown?
   
    A. octagon B. hexagon
    C. regular octagon D. regular pentagon
    Hint

  5.   What best describes the polygon shown?
   
    A. regular octagon B. regular hexagon
    C. hexagon D. regular pentagon
    Hint



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