Exploring Angles in Polygons
Interactive Video
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
Standards-aligned
Olivia Brooks
FREE Resource
Standards-aligned
Read more
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What defines a polygon?
A shape with curved sides
A closed figure formed by three or more line segments
A figure with only two sides
An open figure with multiple angles
Tags
CCSS.2.G.A.1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the sum of the interior angles of a polygon calculated?
Number of triangles times 180
Number of sides minus two times 180
Number of sides times 180
Number of sides plus two times 180
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of the interior angles of a pentagon?
360 degrees
540 degrees
720 degrees
180 degrees
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a polygon has 15 sides, what is the sum of its interior angles?
2700 degrees
2340 degrees
1800 degrees
3600 degrees
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for finding the sum of interior angles of a polygon?
2 * (Number of sides - 180)
(Number of sides + 2) * 180
Number of sides * 180
(Number of sides - 2) * 180
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many degrees is each interior angle of a regular pentagon?
120 degrees
150 degrees
108 degrees
135 degrees
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of the exterior angles of any polygon?
360 degrees
720 degrees
180 degrees
540 degrees
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