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Mathematics 21 Online
OpenStudy (anonymous):

Please help! Check all that apply. pi/4 is the reference angle for: A. 15pi/4 B. 12pi/4 C. 7pi/4 D. 19pi/4

OpenStudy (anonymous):

I got A, C, and D. Is this right? Please help!

OpenStudy (anonymous):

A,C, and D are the correct answers.

OpenStudy (anonymous):

*attempts to give himself a metal*

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