Exterior Angles of Triangles HW
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•
Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
What is an exterior angle of a triangle?
Back
An exterior angle of a triangle is formed by one side of the triangle and the extension of an adjacent side. It is equal to the sum of the two opposite interior angles.
2.
FLASHCARD QUESTION
Front
How do you calculate the measure of an exterior angle?
Back
To calculate the measure of an exterior angle, add the measures of the two non-adjacent interior angles of the triangle.
3.
FLASHCARD QUESTION
Front
If one interior angle of a triangle is 50° and another is 60°, what is the measure of the exterior angle adjacent to the 60° angle?
Back
The exterior angle is 50° + 60° = 110°.
4.
FLASHCARD QUESTION
Front
What is the relationship between the exterior angle and the interior angles of a triangle?
Back
The exterior angle is equal to the sum of the two non-adjacent interior angles.
5.
FLASHCARD QUESTION
Front
If a triangle has interior angles of 30°, 70°, and 80°, what is the measure of the exterior angle adjacent to the 70° angle?
Back
The exterior angle is 30° + 80° = 110°.
6.
FLASHCARD QUESTION
Front
What is the sum of the exterior angles of any polygon?
Back
The sum of the exterior angles of any polygon is always 360°.
7.
FLASHCARD QUESTION
Front
Can a triangle have an exterior angle greater than 180°?
Back
No, an exterior angle of a triangle cannot be greater than 180°.
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