Unit Circle Practice
Flashcard
•
Mathematics
•
11th Grade
•
Hard
+1
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the definition of the unit circle?
Back
The unit circle is a circle with a radius of 1 centered at the origin (0,0) in the coordinate plane.
Tags
CCSS.HSF.TF.A.2
2.
FLASHCARD QUESTION
Front
What are the coordinates of the point on the unit circle at 90 degrees?
Back
(0, 1)
Tags
CCSS.HSF.TF.A.2
3.
FLASHCARD QUESTION
Front
What is the value of sin(θ) on the unit circle?
Back
The value of sin(θ) is the y-coordinate of the point on the unit circle corresponding to the angle θ.
Tags
CCSS.HSF.TF.A.2
4.
FLASHCARD QUESTION
Front
What is the value of cos(θ) on the unit circle?
Back
The value of cos(θ) is the x-coordinate of the point on the unit circle corresponding to the angle θ.
Tags
CCSS.HSF.TF.A.2
5.
FLASHCARD QUESTION
Front
What is the relationship between radians and degrees?
Back
180 degrees is equal to π radians.
Tags
CCSS.HSF.TF.A.1
6.
FLASHCARD QUESTION
Front
What is the sine of 0 degrees?
Back
0
Tags
CCSS.HSF.TF.A.2
7.
FLASHCARD QUESTION
Front
What is the sine of 180 degrees?
Back
0
Tags
CCSS.HSF.TF.A.2
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