Polygon Vocab

What is a polygon?

• A closed figure made up of straight line segments

• An open figure made up of straight line segments

• A closed figure made up of curved edges

• An closed figure made up of crossed line segments

What is the name of this polygon?

• a pentagon

• a quadrilateral

• an octagon

• a triangle

Which of these figures are considered polygons?

• a, b, c, d

• b, d, e, f

• a, b, c

• a, e, f

A polygon with equal side lengths and angle measures.

• Regular Polygon

• Equilateral Polygon

• Equiangular Polygon

• Irregular Polygon

How many sides does a Pentagon have?

• 4

• 3

• 5

• 9

Identify the six-sided polygon.

• octagon

• hexagon

• square

• pentagon

Count the number of polygons in the set of figures shown.

• 2

• 5

• 3

• 4

Find the number of sides in the polygon.

• 6

• 8

• 5

• 7

A dodecagon has ____ sides

• 2

• 12

• 20

• 24

Tell whether the polygon is regular or irregular.  Tell whether it is concave or convex.

• Regular; Concave

• Irregular; Convex

• Irregular; Concave

• Regular; Concave