1.   Which of the following is a regular polygon?
    A. B.
    C. D.
    Hint

  2.   In a tessellations with squares and regular triangles, two squares touch each vertex. How many triangles touch each vertex?
    A. 4 B. 3
    C. 1 D. 2
    Hint

  3.   Choose the best description for the picture.
   
    A. regular octagon B. regular hexagon
    C. hexagon D. octagon
    Hint

  4.   By drawing triangles, you can find that all of the measures of the angles in an octagon add up to 1080°. Find the measure of one angle in a regular octagon.
    A. 1080° B. 1072°
    C. 135° D. 150°
    Hint

  5.   What is the name of a polygon that has seven sides?
    A. nonagon B. heptagon
    C. octagon D. hexagon
    Hint



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