Polygon Interior Angle Sum Theorem

Polygon Interior Angle Sum Theorem

9th Grade

8 Qs

quiz-placeholder

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Polygon Interior Angle Sum Theorem

Polygon Interior Angle Sum Theorem

Assessment

Quiz

Other

9th Grade

Medium

Created by

Elliot Rittenhouse

Used 131+ times

FREE Resource

8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula for the Polygon Interior Angle Sum Theorem?

(n 2) × 180\left(n\ -\ 2\right)\ \times\ 180

(n 180) ×2\left(n\ -\ 180\right)\ \times2

n×180n\times180

(πr2180)×2\left(\pi r^2-180\right)\times2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Using the Polygon Interior Angle Sum Theorem, what is the interior angle sum of a  9-sided irregular polygon?

1240°1240\degree

720°720\degree

901°901\degree

900°900\degree

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What part of the Polygon Interior Angle Sum Theorem tells you how many triangles make up a particular polygon?

(n2)×180\left(n-2\right)\times180

nn

(n2)\left(n-2\right)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the Polygon Interior Angle Sum Theorem, what does nn  represent?

The measure of the largest interior angle

The number of sides of the polygon

Nothing

The number of triangles that compose the polygon

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

How many sides would an irregular polygon have if the  interior angle sum is 1800°1800\degree  ?

20 sides

21 sides

12 sides

180 sides

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The sum of the Exterior Angles of an Irregular Polygon must sum to what degree value?

360°360\degree

180°180\degree

90°90\degree

98.7°98.7\degree

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

If a five sided irregular polygon has the following known exterior angles measures:
 36°36\degree    124°124\degree   74°74\degree   56°56\degree  
What is the fifth exterior angle measure?

 70°70\degree  

 71°71\degree  

 10°10\degree  

 0°0\degree  

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Starting at one vertex, what is the maximum number of non-overlapping triangles that can be constructed within a 22-sided irregular polygon?

20

22

1

23