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OpenStudy (anonymous):
Please help! sin67degrees 30'= a. (sqrt2-(sqrt2))/2 b. (sqrt2+(sqrt2)) c. (sqrt2+(sqrt2))/2 d. (sqrt2-(sqrt2))
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OpenStudy (anonymous):
what is the question?
OpenStudy (anonymous):
Use half-angle formulas to find the exact value
OpenStudy (anonymous):
Oh...so its ok...lol
OpenStudy (anonymous):
So would it be d.?
OpenStudy (anonymous):
I get your explanaiton though !
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OpenStudy (anonymous):
What happened? @waterineyes
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