What is the value of cos based on the unit circle?
Unit Circle
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Mathematics
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9th - 12th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
Back
x
2.
FLASHCARD QUESTION
Front
What is the value of cos(60°)?
Back
1/2
3.
FLASHCARD QUESTION
Front
What is the value of sin(2π/3)?
Back
√3/2
4.
FLASHCARD QUESTION
Front
What is the value of sin based on the unit circle?
Back
y
5.
FLASHCARD QUESTION
Front
In which quadrants is sinθ positive?
Back
the 1st and 2nd quadrants
6.
FLASHCARD QUESTION
Front
What is the value of sin(0°)?
Back
0
7.
FLASHCARD QUESTION
Front
What is the value of cos(0°)?
Back
1
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