document.write( "Question 700977: Given sin theta=12/37 and 90 degrees < (less than or equal to)theta and theta is < (less than or equal to 180 degrees, find the exact value of cos theta/2
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Algebra.Com's Answer #432130 by Alan3354(69443)\"\" \"About 
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Given sin theta=12/37 and 90 degrees < (less than or equal to)theta and theta is < (less than or equal to 180 degrees, find the exact value of cos theta/2
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\n" ); document.write( "sin(t) = 12/37
\n" ); document.write( "90<= t <=180
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\n" ); document.write( "\"cos%28t%29+=+sqrt%281+-+sin%5E2%28t%29%29\"
\n" ); document.write( "cos(t) = 35/37 --> -35/37 in Q2
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\n" ); document.write( "\"cos%5E2%28t%2F2%29+=+%281+%2B+cos%28t%29%29%2F2+=+1%2F37\"
\n" ); document.write( "\"cos%28t%29+=+sqrt%2837%29%2F37\"
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