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OpenStudy (anonymous):
Please Help if sin tetha=12/13 and cos thetha <0, what is tan tetha??
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OpenStudy (kamille):
well, do you know how to find cos thetha?
OpenStudy (anonymous):
sin is positive and cos is negative. That is Q II. sin t = opp / hyp = 12 / 13 therefore adj side is 5. Tan t = opp/adj = -12/5 is that correct??
OpenStudy (kamille):
Yes:)
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