document.write( "Question 407113: find the supplementary angle of the following :60? \n" ); document.write( "
Algebra.Com's Answer #287049 by richard1234(7193)\"\" \"About 
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Supplementary angles add up to 180, so in this case the other angle would be 180-60, or 120 (degrees). \n" ); document.write( "
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