Degrees, Radians, and Coterminal Angles
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
FREE Resource
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a degree?
Back
A degree is a unit of measurement for angles, where a full circle is divided into 360 equal parts.
Tags
CCSS.4.MD.C.5B
CCSS.HSG.CO.A.1
2.
FLASHCARD QUESTION
Front
What is a radian?
Back
A radian is a unit of angular measure where the angle subtended at the center of a circle by an arc equal in length to the radius of the circle is one radian.
Tags
CCSS.HSF.TF.A.1
3.
FLASHCARD QUESTION
Front
How do you convert degrees to radians?
Back
To convert degrees to radians, multiply the degree measure by π/180.
Tags
CCSS.HSF.TF.A.1
4.
FLASHCARD QUESTION
Front
How do you convert radians to degrees?
Back
To convert radians to degrees, multiply the radian measure by 180/π.
Tags
CCSS.HSF.TF.A.1
5.
FLASHCARD QUESTION
Front
What are coterminal angles?
Back
Coterminal angles are angles that share the same terminal side when drawn in standard position, differing by full rotations (360 degrees or 2π radians).
6.
FLASHCARD QUESTION
Front
How do you find a negative coterminal angle?
Back
To find a negative coterminal angle, subtract 360 degrees (or 2π radians) from the given angle.
7.
FLASHCARD QUESTION
Front
What is the negative coterminal angle of 165 degrees?
Back
-195 degrees.
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