Geometry Triangles
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What are the three types of triangles based on their angles?
Back
Acute, Right, and Obtuse.
Tags
CCSS.4.G.A.2
2.
FLASHCARD QUESTION
Front
What is an acute triangle?
Back
A triangle where all three angles are less than 90 degrees.
Tags
CCSS.4.G.A.2
3.
FLASHCARD QUESTION
Front
What is a right triangle?
Back
A triangle that has one angle equal to 90 degrees.
Tags
CCSS.4.G.A.2
4.
FLASHCARD QUESTION
Front
What is an obtuse triangle?
Back
A triangle where one angle is greater than 90 degrees.
Tags
CCSS.4.G.A.2
5.
FLASHCARD QUESTION
Front
What is the sum of the angles in any triangle?
Back
180 degrees.
Tags
CCSS.8.G.A.5
6.
FLASHCARD QUESTION
Front
What is the Triangle Inequality Theorem?
Back
The sum of the lengths of any two sides of a triangle must be greater than the length of the third side.
7.
FLASHCARD QUESTION
Front
If a triangle has angles measuring 74°, 90°, and 16°, what type of triangle is it?
Back
It is a right triangle.
Tags
CCSS.4.G.A.2
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