document.write( "Question 576906: sin15degree \n" ); document.write( "

Algebra.Com's Answer #370024 by Alan3354(69443) $\"\"$ $\"About$

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sin15degree
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\n" ); document.write( "sin(15) =~ 0.258819
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\n" ); document.write( "For the exact value:
\n" ); document.write( "sin(15) = sin(30/2)
\n" ); document.write( "= $\"sqrt%28%281+-+cos%2830%29%29%2F2%29\"$
\n" ); document.write( "= $\"sqrt%28%281+-+sqrt%283%29%2F2%29%2F2%29\"$
\n" ); document.write( "= $\"sqrt%282+-+sqrt%283%29%29%2F2\"$
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