Question 960359: If cosec (theta) = root 10 & theta is an acute angle, then sec (theta) = ? Found 2 solutions by Alan3354, Fombitz:Answer by Alan3354(69443) (Show Source):
You can put this solution on YOUR website! If cosec (theta) = root 10 & theta is an acute angle, then sec (theta) = ?
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sin = sqrt(10)/10
sin^2 + cos^2 = 1
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cos^2 = 1 - sin^2 = 1 - 1/10 = 9/10
sec^2 = 1/cos^2 = 10/9
sec = sqrt(10)/3
