Why is it important to understand the interior and exterior angles of regular polygons?

Interior and Exterior Angles of Polygons

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Easy

Thomas White
Used 1+ times
FREE Resource
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
They are frequently tested in exams like GRE and GMAT.
They are only useful for advanced mathematics.
They are only applicable to irregular polygons.
They are not relevant to any standardized tests.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an exterior angle in a regular polygon?
An angle that varies with each side.
An angle that is always 90 degrees.
An angle formed by extending a side of the polygon.
An angle inside the polygon.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How are all the interior angles in a regular polygon related?
They are all obtuse angles.
They are all different.
They are all right angles.
They are all equal.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the traditional formula for the sum of interior angles involve?
Multiplying 180 by the number of sides.
Dividing 360 by the number of sides.
Multiplying 180 by (n-2), where n is the number of sides.
Adding 360 to the number of sides.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in the new method for finding the exterior angle of a regular polygon?
Subtract 180 from the number of sides.
Add 360 to the number of sides.
Divide 360 by the number of sides.
Multiply 180 by the number of sides.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you find the interior angle once you have the exterior angle using the new method?
Divide the exterior angle by 2.
Multiply the exterior angle by 2.
Subtract the exterior angle from 180.
Add 180 to the exterior angle.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the exterior angle of a nonagon using the new method?
40 degrees
30 degrees
45 degrees
50 degrees
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