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OpenStudy (anonymous):
Which equation is correct? sec x° = opposite ÷ adjacent cot x° = opposite ÷ adjacent cosec x° = opposite ÷ adjacent sec x° = hypotenuse ÷ adjacent
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OpenStudy (mathstudent55):
Did you ever hear of SOHCAHTOA?
OpenStudy (mathstudent55):
SOH: Sin = Opp/Hyp CAH: Cos = Adj/Hyp TOA: Tan = Opp/Adj Then you need to know this for sec, csc, and cot: sec = 1/cos csc = 1/sin cot = 1/tan
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