Calculus II Unit circle Flashcards by Thomas Gleeson | Brainscape

Q

0 radians

A

1,0

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Q

pi/6 radians

A

root(3)/2, 1/2

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Q

pi/4 radians

A

root(2)/2, root(2)/2

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Q

pi/3 radians

A

1/2, root(3)/2

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Q

pi/2 radians

A

0,1

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Q

second quadrant

A

same as first but x values are negative

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Q

3rd quadrant

A

same as first but x and y values are negative

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Q

4th quadrant

A

same as first but y values are negative

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