Polygon Angle Sum Practice
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
FREE Resource
Student preview
15 questions
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1.
FLASHCARD QUESTION
Front
What is the formula to find the sum of the interior angles of a polygon?
Back
The sum of the interior angles of a polygon with n sides is given by the formula: (n - 2) × 180°.
2.
FLASHCARD QUESTION
Front
How do you find the measure of one interior angle of a regular polygon?
Back
To find the measure of one interior angle of a regular polygon, use the formula: ((n - 2) × 180°) / n, where n is the number of sides.
3.
FLASHCARD QUESTION
Front
What is the measure of one interior angle of a regular dodecagon (12 sides)?
Back
150°.
4.
FLASHCARD QUESTION
Front
If the sum of the measures of the interior angles of a polygon is 540°, how many sides does it have?
Back
A polygon with a sum of interior angles of 540° has 5 sides.
5.
FLASHCARD QUESTION
Front
What is the measure of one interior angle of a regular pentagon (5 sides)?
Back
108°.
6.
FLASHCARD QUESTION
Front
If a polygon has 8 sides, what is the sum of its interior angles?
Back
The sum of the interior angles of an octagon (8 sides) is 1080°.
7.
FLASHCARD QUESTION
Front
What is the measure of one exterior angle of a regular polygon with 10 sides?
Back
36°.
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