Exterior Angle Theorem Practice
Flashcard
•
Mathematics
•
10th Grade
•
Hard
Standards-aligned
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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 non-adjacent interior angles.
Tags
CCSS.8.G.A.5
2.
FLASHCARD QUESTION
Front
If one interior angle of a triangle is 40 degrees, what is the measure of the exterior angle adjacent to it?
Back
The exterior angle is 140 degrees, calculated as 180 - 40.
Tags
CCSS.8.G.A.5
3.
FLASHCARD QUESTION
Front
How do you find the measure of a missing angle using the Exterior Angle Theorem?
Back
To find a missing angle, add the measures of the two non-adjacent interior angles.
Tags
CCSS.8.G.A.5
4.
FLASHCARD QUESTION
Front
What is the relationship between an exterior angle and its adjacent interior angle?
Back
The exterior angle is supplementary to its adjacent interior angle, meaning they add up to 180 degrees.
Tags
CCSS.8.G.A.5
5.
FLASHCARD QUESTION
Front
If the two non-adjacent interior angles of a triangle are 50 degrees and 60 degrees, what is the measure of the exterior angle?
Back
The exterior angle is 110 degrees, calculated as 50 + 60.
Tags
CCSS.8.G.A.5
6.
FLASHCARD QUESTION
Front
What is the sum of the interior angles of a triangle?
Back
The sum of the interior angles of a triangle is always 180 degrees.
Tags
CCSS.8.G.A.5
7.
FLASHCARD QUESTION
Front
If an exterior angle measures 120 degrees, what are the measures of the two non-adjacent interior angles?
Back
The sum of the two non-adjacent interior angles is 120 degrees.
Tags
CCSS.8.G.A.5
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