Exterior Angle Theorem

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•
Mathematics
•
10th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the Exterior Angle Theorem?
Back
The Exterior Angle Theorem states that the measure of an exterior angle of a triangle is equal to the sum of the measures of the two remote interior angles.
2.
FLASHCARD QUESTION
Front
What are remote interior angles?
Back
Remote interior angles are the two angles inside a triangle that are not adjacent to a given exterior angle.
3.
FLASHCARD QUESTION
Front
If one exterior angle measures 107°, what is the sum of the remote interior angles?
Back
The sum of the remote interior angles is 107°.
4.
FLASHCARD QUESTION
Front
If Angle W is an exterior angle, which angles are the remote interior angles?
Back
The remote interior angles to Angle W are the two angles inside the triangle that do not share a vertex with Angle W.
5.
FLASHCARD QUESTION
Front
What is the relationship between an exterior angle and its adjacent interior angle?
Back
The exterior angle is equal to the sum of the two remote interior angles, not the adjacent interior angle.
6.
FLASHCARD QUESTION
Front
If Angle A is 40° and Angle B is 60°, what is the measure of the exterior angle at Angle C?
Back
The measure of the exterior angle at Angle C is 100° (40° + 60°).
7.
FLASHCARD QUESTION
Front
How do you find the measure of an unknown angle using the Exterior Angle Theorem?
Back
To find the measure of an unknown angle, add the measures of the two remote interior angles.
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