document.write( "Question 601193: which expression is equivalent to sin 230° \r
\n" ); document.write( "\n" ); document.write( "(1) sin 50
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\n" ); document.write( "(3) -sin 50
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Algebra.Com's Answer #379625 by solver91311(24713) $\"\"$ $\"About$

You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "230 degrees is 50 degrees past 180 degrees into the third quadrant where both sin and cos are negative.\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "My calculator said it, I believe it, that settles it
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