Unit Circle

Flashcard
•
Mathematics
•
10th Grade
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the value of sin π/4?
Back
√2/2
Tags
CCSS.HSF.TF.A.2
2.
FLASHCARD QUESTION
Front
What is the value of cos 150°?
Back
-√3/2
Tags
CCSS.HSF.TF.A.2
3.
FLASHCARD QUESTION
Front
What are the coordinates of 60° on the unit circle?
Back
(1/2, √3/2)
Tags
CCSS.HSF.TF.A.2
4.
FLASHCARD QUESTION
Front
What is the value of cos 5π/6?
Back
-√3/2
Tags
CCSS.HSF.TF.A.2
5.
FLASHCARD QUESTION
Front
What is the exact value of sin 150°?
Back
1/2
Tags
CCSS.HSF.TF.A.2
6.
FLASHCARD QUESTION
Front
Define the unit circle.
Back
A circle with a radius of 1 centered at the origin of a coordinate plane.
Tags
CCSS.HSF.TF.A.2
7.
FLASHCARD QUESTION
Front
What is the sine of an angle in the unit circle?
Back
The y-coordinate of the point on the unit circle corresponding to that angle.
Tags
CCSS.HSF.TF.A.2
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