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

  2.   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°
    Hint

  3.   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. 150° B. 1072°
    C. 1080° D. 135°
    Hint

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

  5.   Which of the following angle measures represents the angles of a regular polygon that can be used to make a tessellation?
    A. 60° B. 144°
    C. 140° D. 108°
    Hint



Glencoe
The McGraw-Hill Companies