document.write( "Question 231493: In a triangle, the measure of the second angle is 20 more than twice the first and the measure of the third angle is 55 more than one-third of the first. Find the measure of the angles of the triangle. \n" ); document.write( "
Algebra.Com's Answer #171339 by rfer(16322) ![]() You can put this solution on YOUR website! x=31.5 degrees \n" ); document.write( "2x+20=83 degrees \n" ); document.write( "1/3x+55=65.5 degrees \n" ); document.write( "x+2x+20+1/3x+55=180 \n" ); document.write( "3 1/3x=105 \n" ); document.write( "x=105/(10/3) \n" ); document.write( "x=105*(3/10) \n" ); document.write( "x=315/10 \n" ); document.write( "x=31.5 \n" ); document.write( " |