Interior and Exterior Angles
Flashcard
•
Mathematics
•
10th Grade
•
Hard
+1
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is an interior angle of a polygon?
Back
An interior angle is formed by two sides of a polygon that meet at a vertex, located inside the polygon.
2.
FLASHCARD QUESTION
Front
What is an exterior angle of a polygon?
Back
An exterior angle is formed by one side of a polygon and the extension of an adjacent side, located outside the polygon.
Tags
CCSS.8.G.A.5
3.
FLASHCARD QUESTION
Front
How do you calculate the sum of interior angles of a polygon?
Back
The sum of the interior angles of a polygon can be calculated using the formula: (n - 2) × 180°, where n is the number of sides.
4.
FLASHCARD QUESTION
Front
How do you calculate the sum of exterior angles of a polygon?
Back
The sum of the exterior angles of any polygon is always 360°.
5.
FLASHCARD QUESTION
Front
What is the relationship between interior and exterior angles at a vertex?
Back
The interior angle and the exterior angle at a vertex are supplementary, meaning they add up to 180°.
Tags
CCSS.7.G.B.5
6.
FLASHCARD QUESTION
Front
If a triangle has angles measuring 50° and 60°, what is the measure of the third angle?
Back
The third angle measures 70°, calculated as 180° - (50° + 60°).
Tags
CCSS.8.G.A.5
7.
FLASHCARD QUESTION
Front
What is the measure of each interior angle of a regular hexagon?
Back
Each interior angle of a regular hexagon measures 120°, calculated as (6 - 2) × 180° / 6.
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