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The Unit Circle
This set of flashcards is to study the unit circle.
Trig Expression | Answer |
---|---|
sin(225) | -sqrt(2)/2 |
cos(pi/3) | 1/2 |
tan(315) | -1 |
cos(pi) | -1 |
sin(3pi/2) | -1 |
tan(120) | -sqrt(3) |
cos(5pi/6) | -sqrt(3)/2 |