1.   Name the polygon shown. Tell whether it is regular.
   
    A. rectangle; not regular B. square; not regular
    C. square; regular D. pentagon; regular
    Hint

  2.   Identify a quadrilateral from the given polygons.
    A. B.
    C. D.
    Hint

  3.   Identify the polygon if all angles are congruent.
   
    A. regular octagon B. regular pentagon
    C. regular quadrilateral D. regular hexagon
    Hint

  4.   Name the polygon shown, and tell whether it is regular.
   
    A. octagon, not regular B. hexagon, not regular
    C. octagon, regular D. hexagon, regular
    Hint

  5.   What is the perimeter of an equilateral triangle with a side of 5 cm?
    A. 20 cm B. 15 cm
    C. 10 cm D. 17 cm
    Hint



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