document.write( "Question 636709: how to evaluate sin(-3285 degree) ?
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document.write( " - abhishek arora ( 11th class ) \n" );
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Algebra.Com's Answer #401182 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! how to evaluate sin(-3285 degree) \n" ); document.write( "3285/360=9.125 \n" ); document.write( "This means we rotated clockwise around the unit circle 9 times plus .125*360=45º \n" ); document.write( "This gives us a standard angle of 315º or a reference angle of 45º in quadrant IV \n" ); document.write( "sin(-3285 degree)=sin 45º=-√2/2 (in quadrant IV where sin<0) \n" ); document.write( " |