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OpenStudy (annipuppi):

Find the missing number Cos____=6/19

OpenStudy (annipuppi):

I know the answer because I'm just doing corrections on things I missed, but I don't know how to get the answer so I need the work so I know how to do it. The answer is 71.59

OpenStudy (solomonzelman):

\[\cos^{-1}(\frac{6}{19})\]

OpenStudy (annipuppi):

Sorry, but I don't understand. If I do the work for that I get 0.9998 and that isn't the right answer.. can you explain in words too?

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