document.write( "Question 327289: The secound angle in a triangle is one and a half times the measure of the first. The third is 15° more than half the first angle. Find the measure of each of the angles in the triangle \n" ); document.write( "
Algebra.Com's Answer #234420 by checkley77(12844) ![]() You can put this solution on YOUR website! Let x be the first angle \n" ); document.write( "1.5x is the second angle \n" ); document.write( "x/2+15 is the third angle \n" ); document.write( "x+1.5x+x/2+15=180 \n" ); document.write( "3x=180-15 \n" ); document.write( "3x=165 \n" ); document.write( "x=165/3 \n" ); document.write( "x=55 degrees is the first angle. \n" ); document.write( "1.5*55=82.5 degrees for the second angle. \n" ); document.write( "55/2+15=27.5+15=42.5 degrees for the third angle. \n" ); document.write( "55+82.5+42.5=180 \n" ); document.write( "180=180 \n" ); document.write( " \n" ); document.write( " |