SOLUTION: find exact value of CSC 210 degrees without using a calculator or the unit circle?

Question 206557: find exact value of CSC 210 degrees without using a calculator or the unit circle?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
find exact value of CSC 210
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210 is 30 degrees in the 3rd quadrant.
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since sin(30)=1/2, csc(30) is 2
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But the sin is negative in the 3rd quadrant.
So csc(120) = -2
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Cheers,
Stan H.
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