document.write( "Question 329380: In trangle ABC, the measure of angle B is 15 degree more than three times the measure of angle A. The measure of angle C is 45 degree more than the measure of angle A. Find the mesaure of each angle. ? \n" ); document.write( "
Algebra.Com's Answer #236055 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let measure of A = x \n" ); document.write( "B will be 3x+15 \n" ); document.write( "C= x+45 \n" ); document.write( ".. \n" ); document.write( "The sum = 180 \n" ); document.write( ".. \n" ); document.write( "x+3x+15+x+45=180 \n" ); document.write( "5x+60=180 \n" ); document.write( "5x=180-60 \n" ); document.write( "5x=120 \n" ); document.write( "x=24 ..... angle A \n" ); document.write( "angle B = 3x+15= 3*24+15 \n" ); document.write( "=87 deg \n" ); document.write( "angle C = x+45 \n" ); document.write( "=24+45 \n" ); document.write( "=69 deg\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |