Angles in Polygons

Angles in Polygons

9th - 11th Grade

23 Qs

quiz-placeholder

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Angles in Polygons

Angles in Polygons

Assessment

Quiz

Mathematics

9th - 11th Grade

Practice Problem

Hard

CCSS
HSG.CO.C.11

Standards-aligned

Created by

Barbara White

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23 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Find the measure of ONE exterior angle of a regular decagon.

36
10
18
40

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Find the measure of ONE interior angle of a regular dodecagon.

150
120
1800
20

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The sum of the interior angles of a polygon is __________________ where n is the number of sides.

(n - 2)180
(n - 1)180
360
(n - 3)(180)

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The sum of the exterior angles of a polygon is __________________ where n is the number of sides.

360
n
(n - 2)180
(n - 1)180

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Find the sum of the interior angles of a nonagon.

1260
900
1620
180

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Solve for x. 

100
120
125
130

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Find the measure of one interior angle in regular 25-gon. Round your answer to the nearest tenth if necessary.

164.3⁰

167.1⁰

165.6⁰

166.7⁰

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