What is the value of sin(90°)?
Unit Circle Flashcard
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Mathematics
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11th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
1
2.
FLASHCARD QUESTION
Front
What are the exact coordinates of 3π/4 on the unit circle?
Back
(−√2/2, √2/2)
3.
FLASHCARD QUESTION
Front
What is the value of sin(2π/3)?
Back
√3/2
4.
FLASHCARD QUESTION
Front
What is the reference angle for -210°?
Back
30°
5.
FLASHCARD QUESTION
Front
What is the value of cos(0°)?
Back
1
6.
FLASHCARD QUESTION
Front
What are the coordinates of the point at 0 radians on the unit circle?
Back
(1, 0)
7.
FLASHCARD QUESTION
Front
What is the value of tan(45°)?
Back
1
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