Polygons

A polygon with four sides is a __________.

• quadrilateral
• triangle
• decagon
• octagon

An octagon has _____ vertices. 

• 1
• 4
• 6
• 8

How many sides does a Hexagon have?

• 6
• 4
• 3
• 9

What is the least number of sides a polygon can have?

• two

• three

• four

• five

Is the figure a polygon? Is it convex or concave?

• Not a polygon, convex
• Polygon, convex
• Not a polygon
• Polygon, concave

Polygon or non-polygon?

• Polygon
• Non-Polygon

Find the sum of interior angles in a heptagon.

• 900
• 720
• 540
• 180

What is the measure of one interior angle of a regular 45-gon?

• 8°
• 360°
• 172°
• 93°

1. TRUE or FALSE: The sum of the interior angles of quadrilateral is 540°.

TRUE or FALSE: The sum of the exterior angles of hexagon is greater than of pentagon.