NEW
Font size
S
M
L
XL
WorksheetsPolygon Angle Sums
Total questions: 14
Worksheet time: 14mins
Name
Class
Date
1.
Find the value of X.
a)
100
b)
120
c)
125
d)
130
2.
Find the missing angle.
a)
75
b)
85
c)
100
d)
45
3.
What is the measure of ONE interior angle in a regular triangle (3 sides)?
a)
15°
b)
30°
c)
60°
d)
90°
4.
What is the measure of ONE interior angle in a regular hexagon (6 sides)?
a)
60°
b)
80°
c)
108°
d)
120°
5.
What is the formula for the sum of the interior?
a)
S=360
b)
S=(n-2)180
c)
n=360/ext. angle
d)
1 int. angle + 1 ext. angle=180
6.
What is the sum of exterior angles of a pentagon?
a)
180
b)
360
c)
540
d)
760
7.
What is the measure of each interior angle of a regular octagon?
a)
135
b)
180
c)
145
d)
190
8.
The sum of the interior angles of a polygon is 1620°. How many sides does the polygon have?
a)
8
b)
11
c)
3
d)
16
9.
The sum of the interior angles of a polygon is 3960°. How many sides does the polygon have?
a)
12
b)
24
c)
25
d)
13
10.
Solve for X
a)
27
b)
72
c)
80
d)
14
11.
Solve for x
a)
45
b)
12
c)
90
d)
2
12.
Find the measure of angle A.
a)
21 degrees
b)
31 degrees
c)
128 degrees
d)
24 degrees
13.
Find the measure of the indicated angle.
a)
35
b)
145
c)
78
d)
67
14.
Is the figure a polygon? Is it convex or concave?
a)
Not a polygon, convex
b)
Polygon, convex
c)
Not a polygon
d)
Polygon, concave
Reset
