What is a straight angle?
Geometry
Flashcard
•
Mathematics
•
4th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
An angle that measures exactly 180 degrees.
2.
FLASHCARD QUESTION
Front
What is an angle?
Back
A figure formed by two rays that share a common endpoint.
3.
FLASHCARD QUESTION
Front
What is a line?
Back
A straight path of points that goes on and on in two directions.
4.
FLASHCARD QUESTION
Front
What are perpendicular lines?
Back
Lines that intersect to form square corners (90 degrees).
5.
FLASHCARD QUESTION
Front
What is a plane?
Back
An endless flat surface that extends in all directions.
6.
FLASHCARD QUESTION
Front
What is an acute angle?
Back
An angle that measures less than 90 degrees.
7.
FLASHCARD QUESTION
Front
What is an obtuse angle?
Back
An angle that measures greater than 90 degrees but less than 180 degrees.
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