document.write( "Question 286436: In parallelogram ABCD, angle A=x degrees and angle B=(3x) degrees.
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document.write( "Find m\n" );
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document.write( "A. 140 degrees
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document.write( "B. 135 degrees
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document.write( "C. 70 degrees
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document.write( "D. 45 degrees\r
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document.write( "Thank you so much for all your help!!!! \n" );
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Algebra.Com's Answer #207742 by jim_thompson5910(35256) ![]() You can put this solution on YOUR website! Hint: Since A and B are adjacent angles, this means that A and B are supplementary ie |