document.write( "Question 650507: angle a and angle b are supplementary. Twice the measure of angle a is one-half the measure of angle b. find the angle of measure b \n" ); document.write( "
Algebra.Com's Answer #407328 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! angle a and angle b are supplementary. Twice the measure of angle a is one-half the measure of angle b. find the angle of measure b \n" ); document.write( "** \n" ); document.write( "a+b=180º \n" ); document.write( "a=180-b \n" ); document.write( ".. \n" ); document.write( "2a=b/2 \n" ); document.write( "2(180-b)=b/2 \n" ); document.write( "360 -2b=b/2 \n" ); document.write( "720-4b=b \n" ); document.write( "5b=720 \n" ); document.write( "b=144 \n" ); document.write( "angle of measure b=144º \n" ); document.write( " |