document.write( "Question 945236: find the measures of the angles of a triangle if the measure of one side is twice the measure of a second and the third angle measures two times the second decreased by 20 \n" ); document.write( "
Algebra.Com's Answer #576393 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! find the measures of the angles of a triangle if the measure of one side is twice the measure of a second and the third angle measures two times the second decreased by 20 \n" ); document.write( "*** \n" ); document.write( "let x=2nd angle \n" ); document.write( "2x=1st angle \n" ); document.write( "2x-20=3rd angle \n" ); document.write( ".. \n" ); document.write( "x+2x+2x-20=180 \n" ); document.write( "5x=200 \n" ); document.write( "x=40 \n" ); document.write( "2x=80 \n" ); document.write( "2x-20=60 \n" ); document.write( ".. \n" ); document.write( "measure of 2nd angle=40˚ \n" ); document.write( "measure of 1st angle=80˚ \n" ); document.write( "measure of 3rd angle=60˚ \n" ); document.write( " \n" ); document.write( " |