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OpenStudy (anonymous):
sin^2(pi/7)+cos^2(pi/7)?
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OpenStudy (bioepic):
Sin^2 + cos^2 is always 1, right? So the answer should be one.
OpenStudy (bioepic):
Don't trust me, i'm in Alg 2/trig and I don't know a whole lot. A lot of my freshman friends are in Calc bc :| They are crazy good at math. I'm good at science :P
OpenStudy (bioepic):
Medal pls! and If you have any science questions just message or tag me.
OpenStudy (bioepic):
Hello? Are you there? @gorri
OpenStudy (anonymous):
yup, m here
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OpenStudy (anonymous):
it,s pi/7
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