
Triangle Sum and Exterior Angle Theorem Review
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Standards-aligned
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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
If one angle of a triangle is 79° and another is 43°, what is the measure of the third angle?
Back
58°
Tags
CCSS.8.G.A.5
3.
FLASHCARD QUESTION
Front
What is an exterior angle of a triangle?
Back
An exterior angle is formed by one side of a triangle and the extension of an adjacent side. It is equal to the sum of the two remote interior angles.
Tags
CCSS.8.G.A.5
4.
FLASHCARD QUESTION
Front
What is the measure of angle A if the other two angles in the triangle are 54° and 64°?
Back
62°
Tags
CCSS.8.G.A.5
5.
FLASHCARD QUESTION
Front
Which set of angles can form a triangle? 1) 45°, 65°, 70° 2) 150°, 110°, 100° 3) 50°, 50°, 50° 4) 90°, 90°, 90°
Back
45°, 65°, 70°
Tags
CCSS.8.G.A.5
6.
FLASHCARD QUESTION
Front
What is the relationship between an exterior angle and its remote interior angles?
Back
An exterior angle is equal to the sum of the two remote interior angles.
Tags
CCSS.8.G.A.5
7.
FLASHCARD QUESTION
Front
What is the measure of an angle if its supplement is 116°?
Back
64° (because 180° - 116° = 64°).
Tags
CCSS.7.G.B.5
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