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WorksheetsSum of Interior angles
Total questions: 12
Worksheet time: 3hrs 0mins
Name
Class
Date
1.
What is the SUM of the angle measures in a nonagon (9 sides)?
a)
1440°
b)
900°
c)
1080°
d)
1260°
2.
What is the SUM of the angle measures in a hexagon (6 sides)?
a)
720°
b)
1080°
c)
600°
d)
540°
3.
What is the SUM of the angle measures in a triangle (3 sides)?
a)
60°
b)
90°
c)
120°
d)
180°
4.
What is the sum of the interior angles for a 24-gon
a)
3960
b)
360
c)
15
d)
4280
5.
Find the interior angle sum for each polygon. Round your answer to the nearest tenth if
necessary.
a)
A
b)
B
c)
C
d)
D
6.
Find the sum of the interior of angles in a 12-gon
a)
1800
b)
1080
c)
1620
d)
1260
7.
Find the sum of the interior angles in a 15-gon
a)
2000
b)
2340
c)
1875
d)
1080
8.
What is the sum of interior angles for a pentagon?
a)
900
b)
540
c)
360
d)
108
9.
What is the measure of a single interior angle for a regular pentagon?
a)
900
b)
540
c)
360
d)
108
10.
What is the measure of a single interior angle for a regular octagon?
a)
1440
b)
1080
c)
1800
d)
135
11.
What is the sum of interior angles for a 16-gon?
a)
2880
b)
2520
c)
1600
d)
157.5
12.
What is the name of a 7 sided polygon?
a)
hexagon
b)
heptagon
c)
octagon
d)
nonagon
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