Polygon Angle Properties and Calculations
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard
Thomas White
FREE Resource
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18 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of the interior angles of a 41-gon?
7400
7600
7200
7020
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the sum of the interior angles of a polygon is 2160, how many sides does it have?
16
14
18
12
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the measure of an interior angle of a regular decagon?
144
140
130
120
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of the exterior angles of any polygon?
180
270
360
450
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the measure of each exterior angle of a regular pentagon?
60
75
72
80
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find the missing angle in a heptagon?
Subtract the known angles from 1080
Subtract the known angles from 720
Subtract the known angles from 900
Subtract the known angles from 540
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a pentagon, if one angle is 90 degrees, what is the sum of the other angles?
540
450
630
360
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