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Mathematics 10 Online
OpenStudy (anonymous):

what is cos 30 degree

OpenStudy (danjs):

root 3 over 2

OpenStudy (anonymous):

yaaaay thank you !

OpenStudy (danjs):

the x coordinate on the unit circle where (x,y) = [cos(o), sin(o)]

OpenStudy (anonymous):

|dw:1418091684296:dw|

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