document.write( "Question 1094899: can supplementary angles add up to 170, or it has to be exactly 180?
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Algebra.Com's Answer #709478 by josmiceli(19441) You can put this solution on YOUR website! Exactly 180 degrees because that is \n" ); document.write( "the definition of supplementary \n" ); document.write( " \n" ); document.write( " |