Triangle Sum Theorem
Flashcard
•
Mathematics
•
7th - 8th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What does the Triangle Sum Theorem state?
Back
The sum of all angles in a triangle is 180°.
2.
FLASHCARD QUESTION
Front
If one angle of a triangle measures 90°, what can you say about the other two angles?
Back
The other two angles must sum to 90°.
3.
FLASHCARD QUESTION
Front
What is the measure of each angle in an equilateral triangle?
Back
Each angle measures 60°.
4.
FLASHCARD QUESTION
Front
If a triangle has angles measuring 30° and 110°, what is the measure of the third angle?
Back
The third angle measures 40°.
5.
FLASHCARD QUESTION
Front
How do you find the measure of a missing angle in a triangle?
Back
Subtract the sum of the known angles from 180°.
6.
FLASHCARD QUESTION
Front
What is the measure of the third angle in a triangle if the first two angles are 50° and 80°?
Back
The third angle measures 50°.
7.
FLASHCARD QUESTION
Front
In a triangle, if one angle measures 37° and another measures 81°, what is the measure of the third angle?
Back
The third angle measures 62°.
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