document.write( "Question 549007: If angle b=(180-x)°,what is the measure of a supplement of angle b?
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document.write( "A)180°
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document.write( "B)x°
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document.write( "C)(180+x)°
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document.write( "D)(90-x)°
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Algebra.Com's Answer #357404 by jim_thompson5910(35256) ![]() You can put this solution on YOUR website! The supplement of angle b is \r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "180 - (180-x) = 180-180+x = x\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the supplement of angle b is x\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the answer is choice B) \n" ); document.write( " |