
Triangle Sum Theorem and Exterior Angle Theorem
Flashcard
•
Mathematics
•
8th - 10th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the Triangle Sum Theorem?
Back
The Triangle Sum Theorem states that the sum of the interior angles of a triangle is always 180 degrees.
Tags
CCSS.8.G.A.5
2.
FLASHCARD QUESTION
Front
What are the interior angles of a triangle?
Back
The interior angles of a triangle are the angles formed inside the triangle, specifically the angles at each vertex.
Tags
CCSS.8.G.A.5
3.
FLASHCARD QUESTION
Front
If one angle of a triangle is 90 degrees, what can you say about the other two angles?
Back
If one angle is 90 degrees, the other two angles must sum to 90 degrees, making the triangle a right triangle.
Tags
CCSS.8.G.A.5
4.
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.
Tags
CCSS.8.G.A.5
5.
FLASHCARD QUESTION
Front
How do you find the measure of an exterior angle?
Back
To find the measure of an exterior angle, add the measures of the two non-adjacent (remote) interior angles.
Tags
CCSS.8.G.A.5
6.
FLASHCARD QUESTION
Front
What is a remote interior angle?
Back
A remote interior angle is an interior angle of a triangle that is not adjacent to a given exterior angle.
Tags
CCSS.8.G.A.5
7.
FLASHCARD QUESTION
Front
If the exterior angle of a triangle is 128 degrees, what is the relationship to the remote interior angles?
Back
The exterior angle of 128 degrees is equal to the sum of the measures of the two remote interior angles.
Tags
CCSS.8.G.A.5
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