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Mathematics 9 Online
OpenStudy (anonymous):

What are the coordinates of 3pi/4

OpenStudy (anonymous):

coordinates of \[3\pi/4\]

OpenStudy (anonymous):

(-1/sqrt(2),1/sqrt(2))

OpenStudy (anonymous):

how??

OpenStudy (anonymous):

=(cos (3pi/4),sin(3pi/4))

OpenStudy (anonymous):

thanks

OpenStudy (anonymous):

any time.

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