document.write( "Question 824978: If cos 0 = 5/13, what is the sin 0 in quadrant 1? \n" ); document.write( "
Algebra.Com's Answer #497015 by lwsshak3(11628)\"\" \"About 
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If cos 0 = 5/13, what is the sin 0 in quadrant 1?
\n" ); document.write( "let x=0
\n" ); document.write( "cosx=5/13(working with a (5-12-13)reference right triangle in quadrant I)
\n" ); document.write( "sinx=12/13
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