Acute, Obtuse, and Right Angles

Flashcard
•
Mathematics
•
3rd - 4th Grade
•
Hard
+1
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is an acute angle?
Back
An acute angle is an angle that measures less than 90 degrees.
Tags
CCSS.4.G.A.1
2.
FLASHCARD QUESTION
Front
What is a right angle?
Back
A right angle is an angle that measures exactly 90 degrees.
Tags
CCSS.4.G.A.1
3.
FLASHCARD QUESTION
Front
What is an obtuse angle?
Back
An obtuse angle is an angle that measures more than 90 degrees but less than 180 degrees.
Tags
CCSS.4.G.A.1
4.
FLASHCARD QUESTION
Front
What is the measurement of a straight angle?
Back
A straight angle measures exactly 180 degrees.
Tags
CCSS.4.G.A.1
5.
FLASHCARD QUESTION
Front
What is the sum of angles in a triangle?
Back
The sum of angles in a triangle is always 180 degrees.
Tags
CCSS.8.G.A.5
6.
FLASHCARD QUESTION
Front
How can you identify an acute angle visually?
Back
An acute angle appears sharp and is smaller than a right angle.
Tags
CCSS.4.G.A.1
7.
FLASHCARD QUESTION
Front
What is the relationship between acute angles and right angles?
Back
Acute angles are always less than right angles.
Tags
CCSS.4.G.A.1
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