document.write( "Question 107675: Two angles are supplementary and the measure of one of them is 20% less than three times the measure of the other. Find the measure of each angle. \n" ); document.write( "
Algebra.Com's Answer #78502 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! X+Y=180 OR X=180-Y \n" ); document.write( "X=.2(3Y) \n" ); document.write( "180-Y=.6Y \n" ); document.write( "1.6Y=180 \n" ); document.write( "Y=180/1.6 \n" ); document.write( "Y=112.5 FOR THE LARGER ANGLE. \n" ); document.write( "X=.2(3*112.5) \n" ); document.write( "X=.2(337.5) \n" ); document.write( "X=67.5 FOR THE SMALLER ANGLE. \n" ); document.write( "PROOF \n" ); document.write( "112.5=67.5=180 \n" ); document.write( "180=180 \n" ); document.write( " |