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Worksheetsregular polygons angles
Total questions: 14
Worksheet time: 1hrs 10mins
Name
Class
Date
1.
Find the value of y.
a)
125
b)
135
c)
140
d)
110
2.
What is the measure of one INTERIOR angle of a regular octagon?
a)
60
b)
45
c)
1080
d)
135
3.
What is the measure of one EXTERIOR angle of a regular octagon?
a)
60
b)
45
c)
1080
d)
135
4.
A regular polygon has an EXTERIOR angle with a measure of 60. How many sides does it have?
a)
6
b)
120
c)
3
d)
60
5.
A regular polygon has an INTERIOR angle with a measure of 60. How many sides does it have?
a)
6
b)
120
c)
3
d)
60
6.
What is the SUM of the angle measures in a nonagon (9 sides)?
a)
1440°
b)
900°
c)
1080°
d)
1260°
7.
What is the measure of ONE interior angle in a regular pentagon (5-sides)?
a)
90°
b)
108°
c)
120°
d)
180°
8.
What is the measure of ONE interior angle in a regular hexagon (6 sides)?
a)
60°
b)
80°
c)
108°
d)
120°
9.
What is the measure of each interior angle of a regular octagon?
a)
135
b)
180
c)
145
d)
190
10.
The measures of one interior angle of a regular polygon is 140o. What is the name of the polygon?
a)
Decagon
b)
Nonagon
c)
Heptagon
d)
Hexagon
11.
What is the formula for the sum of interior angles in a polygon?
a)
180(n−2)
b)
180(n−2)÷n
c)
360
d)
360/n
12.
Find the value of X.
a)
100
b)
120
c)
125
d)
130
13.
What is the SUM of the angle measures in a nonagon (9 sides)?
a)
1440°
b)
900°
c)
1080°
d)
1260°
14.
What is the measure of ONE interior angle in a regular pentagon (5-sides)?
a)
90°
b)
108°
c)
120°
d)
180°
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