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

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

  3.   The sum of the angle measures of a regular dodecagon (a 12-sided polygon) is 1800°. What is the measure of each angle of a regular dodecagon?
    A. 144° B. 150°
    C. 100° D. 140°
    Hint

  4.   In the tessellation below, name the polygons and determine how many of each type are at each vertex.
    A. six triangles
    B. none of the other choices; different vertices have different polygons forming them
    C. two triangles and two hexagons
    D. one hexagon and four triangles
    Hint

  5.   Which figure will tessellate?
    A. B.
    C. D.
    Hint



Glencoe
The McGraw-Hill Companies