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

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

  3.   Which characteristic of a regular polygon is used to determine if it tessellates?
    A. The polygon has an even number of sides and angles. B. The angle measure at each vertex is less than 180.
    C. The angle measure at each vertex is a factor of 360. D. The sum of the measures of the angles is a multiple of 360.

  4.   Which of the following angle measures represent the angles of a regular polygon that can be used to make a tessellation?
    A. 135° B. 144°
    C. 150° D. 90°

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

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