Unit Circle

Flashcard
•
Mathematics
•
11th Grade
•
Hard
Standards-aligned
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16 questions
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1.
FLASHCARD QUESTION
Front
What is the value of cos(π/4)?
Back
√2/2
Tags
CCSS.HSF.TF.A.2
2.
FLASHCARD QUESTION
Front
What is the value of sin(7π/6)?
Back
-1/2
Tags
CCSS.HSF.TF.A.2
3.
FLASHCARD QUESTION
Front
In which quadrant is -2π/3 located?
Back
III
Tags
CCSS.HSF.TF.A.2
4.
FLASHCARD QUESTION
Front
What is the value of sin(2π/3)?
Back
√3/2
Tags
CCSS.HSF.TF.A.2
5.
FLASHCARD QUESTION
Front
What is the value of sin(0)?
Back
0
Tags
CCSS.HSF.TF.A.2
6.
FLASHCARD QUESTION
Front
What is the definition of 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 are the coordinates of the point at π/3 on the unit circle?
Back
(1/2, √3/2)
Tags
CCSS.HSF.TF.A.2
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