Triangle Sum Theorem
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
FREE Resource
Student preview
15 questions
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1.
FLASHCARD QUESTION
Front
What does the Triangle Sum Theorem state?
Back
The Triangle Sum Theorem states that the sum of all angles in a triangle is 180°.
Tags
CCSS.8.G.A.5
2.
FLASHCARD QUESTION
Front
If one angle of a triangle is 50° and another is 60°, what is the measure of the third angle?
Back
The third angle is 70° (180° - 50° - 60° = 70°).
Tags
CCSS.8.G.A.5
3.
FLASHCARD QUESTION
Front
What is the measure of each angle in an equilateral triangle?
Back
Each angle in an equilateral triangle measures 60°.
Tags
CCSS.8.G.A.5
4.
FLASHCARD QUESTION
Front
How do you find the measure of an unknown angle in a triangle?
Back
Subtract the sum of the known angles from 180°.
Tags
CCSS.8.G.A.5
5.
FLASHCARD QUESTION
Front
If a triangle has angles measuring 30° and 90°, what is the measure of the third angle?
Back
The third angle is 60° (180° - 30° - 90° = 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°.
Tags
CCSS.8.G.A.5
7.
FLASHCARD QUESTION
Front
In a triangle, if one angle measures 45°, what is the maximum possible measure of the other two angles?
Back
The maximum possible measure of the other two angles is 135° (45° + 135° + 0° = 180°).
Tags
CCSS.8.G.A.5
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