6.2.3 Polygon Angle Sums
10 Questions
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When finding the angles of a polygon, we usually divide the polygon into triangles. There is a basic formula for getting the angles that was covered in class today. Take up the quiz below to help you practice on getting the angles of a polygon until it sticks. Best of luck!
Questions and Answers
- 1.What is the interior angle sum of a decagon?
- A.
1800 degrees
- B.
1440 degrees
- C.
1080 degrees
- D.
720 degrees
- E.
360 degrees
- 2.What is the interior angle sum of a pentagon?
- A.
360 degrees
- B.
540 degrees
- C.
720 degrees
- D.
900 degrees
- E.
1080 degrees
- 3.What is the interior angle sum of an octagon?
- A.
360 degrees
- B.
540 degrees
- C.
720 degrees
- D.
900 degrees
- E.
1080 degrees
- 4.What is the exterior angle sum of a pentagon?
- A.
360 degrees
- B.
540 degrees
- C.
720 degrees
- D.
900 degrees
- E.
1080 degrees
- 5.What is the measure in degrees of one exterior angle of a regular octagon?
- A.
20
- B.
30
- C.
36
- D.
40
- E.
45
- 6.What is the measure in degrees of one exterior angle of a regular nonegon?
- A.
20
- B.
30
- C.
40
- D.
60
- E.
90
- 7.How many sides does a regular polygon have if each exterior angle measures 20 degrees?
- A.
18
- B.
12
- C.
10
- D.
9
- E.
8
- 8.How many sides does a regular polygon have if each exterior angle measures 60 degrees?
- A.
10
- B.
9
- C.
8
- D.
7
- E.
6
- 9.What is the measure of one interior angle of a regular pentagon?
- A.
108 degrees
- B.
120 degrees
- C.
135 degrees
- D.
144 degrees
- E.
150 degrees
- 10.What is the measure of one interior angle of a regular decagon?
- A.
108
- B.
120 degrees
- C.
135 degrees
- D.
144 degrees
- E.
150 degrees
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