document.write( "Question 141847: please help!!! Angle B (sry don't know what symbol to use for angle) is supplementary to Angle A determine m(Angle)B Angle A = 42 degrees Thanks for helping. \n" ); document.write( "
Algebra.Com's Answer #103336 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Angle B (sry don't know what symbol to use for angle) is supplementary to Angle A determine m(Angle)B Angle A = 42 degrees \n" ); document.write( "--------- \n" ); document.write( "A + B = 180 degrees \n" ); document.write( "42 + B = 180 \n" ); document.write( "B = 180-42 = 138 degrees \n" ); document.write( "========================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |