Measuring Angles using a Protractor
Flashcard
•
Mathematics
•
4th Grade
•
Practice Problem
•
Easy
+3
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a protractor?
Back
A protractor is a tool used to measure angles in degrees.
Tags
CCSS.4.MD.C.6
2.
FLASHCARD QUESTION
Front
How do you read a protractor?
Back
To read a protractor, align the baseline of the angle with the zero line of the protractor and read the degree measurement where the other side of the angle intersects the numbered scale.
Tags
CCSS.4.MD.C.6
3.
FLASHCARD QUESTION
Front
What is the measure of a right angle?
Back
A right angle measures 90 degrees.
Tags
CCSS.4.G.A.1
4.
FLASHCARD QUESTION
Front
What is the measure of an acute angle?
Back
An acute angle measures less than 90 degrees.
Tags
CCSS.4.G.A.1
5.
FLASHCARD QUESTION
Front
What is the measure of an obtuse angle?
Back
An obtuse angle measures more than 90 degrees but less than 180 degrees.
Tags
CCSS.4.G.A.1
6.
FLASHCARD QUESTION
Front
What is a straight angle?
Back
A straight angle measures exactly 180 degrees.
Tags
CCSS.4.G.A.1
7.
FLASHCARD QUESTION
Front
If an angle measures 45 degrees, what type of angle is it?
Back
It is an acute angle.
Tags
CCSS.4.G.A.1
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