document.write( "Question 792256: ONE ANGLE OF A TRIANGLE IS THREE TIMES AS LARGE AS ANOTHER.THE MEASURE OF THE THIRD ANGLE IS 40 DEGREES MORE THAN THAT OF THE SMALLEST ANGLE FIND THE MEASURE OF EACH ANGLE. \n" ); document.write( "
Algebra.Com's Answer #479890 by waynest(281)![]() ![]() ![]() You can put this solution on YOUR website! angle 1 = x \n" ); document.write( "angle 2 = 3x \n" ); document.write( "angle 3 = x + 40\r \n" ); document.write( "\n" ); document.write( "angles 1 + 2 + 3 = 180 \n" ); document.write( "x + 3x + (x + 40) = 180 \n" ); document.write( "5x + 40 = 180 \n" ); document.write( "5x + 40 -40 = 180 - 40 \n" ); document.write( "5x = 140 \n" ); document.write( "5x/5 = 140/5 \n" ); document.write( "x = 28\r \n" ); document.write( "\n" ); document.write( "check: \n" ); document.write( "28 + 3(28) + (28 + 40) = 180 \n" ); document.write( "28 + 84 + 68 = 180 \n" ); document.write( "180 = 180 \n" ); document.write( " |