What is the sum of the interior angles of a triangle?
INTERIOR ANGLES of TRIANGLES

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•
Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The sum of the interior angles of a triangle is always 180°.
2.
FLASHCARD QUESTION
Front
If one angle of a triangle is 90°, what type of triangle is it?
Back
It is a right triangle.
3.
FLASHCARD QUESTION
Front
What is the measure of each angle in an equilateral triangle?
Back
Each angle in an equilateral triangle measures 60°.
4.
FLASHCARD QUESTION
Front
How do you find the measure of a missing angle in a triangle?
Back
To find the measure of a missing angle, subtract the sum of the known angles from 180°.
5.
FLASHCARD QUESTION
Front
What is an isosceles triangle?
Back
An isosceles triangle is a triangle with at least two equal sides and two equal angles.
6.
FLASHCARD QUESTION
Front
What is the relationship between the angles in a triangle?
Back
The angles in a triangle are related such that their measures add up to 180°.
7.
FLASHCARD QUESTION
Front
If two angles of a triangle are 50° and 60°, what is the measure of the third angle?
Back
The third angle measures 70° (180° - 50° - 60° = 70°).
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