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Geo 6.1 Properties of Polygons
Contributed by: DiLaura
(Original author: Maynard)
Which words describe this polygon. 
Check ALL that apply. 
Polygon
Not a polygon
Regular
Irregular
Concave
Convex
Heptagon
Octagon
Which words describe this polygon. 
Check ALL that apply. 
Polygon
Not a polygon
Regular
Irregular
Concave
Convex
Pentagon
Hexagon
Which expression represents the
SUM of the INTERIOR angles of a polygon
with "p" sides
p • 360º
360º
p • 180º
(p-2)•180º
The  exterior angles of a convex polygon sum to
(Please just put the number, no label.)
degrees.

What is the measure of

exterior angle at J?

degrees
this angle

Find the angle measure of each interior angle of

a regular, convex octagon.

degrees

Polygon

Not a polygon

Concave
Convex
Which word(s) best describes the figure? 
Check ALL that apply.

Hexagon

Regular
Irregular
(No spaces or commas in your answer please.)

Find the sum of the measures of all 

interior angles of a regular 40-gon.

degrees

What is the measure of

exterior angle at A?

degrees
A
12x
this angle
8x
B
D
7x
9x
C

Find the angle measure of each interior angle of

a regular, convex decagon.

degrees

Complete the table:

Match the angle measure of an exterior angle with

its regular polygon below. 

dodecagon
?
decagon
hexagon
octagon
?
polygon
name
measure of 
exterior angle
120o
?
36o
?
30o
45o
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