document.write( "Question 782819: Angles A, B, and C are the angles in a triangle. Angle B is 2 times as big as angle A, and angle C is 12 degrees more than angle A. Find the measure of angle A in degrees. \n" ); document.write( "
Algebra.Com's Answer #476539 by oscargut(2103)![]() ![]() You can put this solution on YOUR website! B = 2A\r \n" ); document.write( "\n" ); document.write( "C = A +12\r \n" ); document.write( "\n" ); document.write( "A+B+C = 180\r \n" ); document.write( "\n" ); document.write( "Then\r \n" ); document.write( "\n" ); document.write( "A + 2A + A + 12 = 180\r \n" ); document.write( "\n" ); document.write( "4A = 168\r \n" ); document.write( "\n" ); document.write( "A = 42\r \n" ); document.write( "\n" ); document.write( "Answer: 42 degrees\r \n" ); document.write( "\n" ); document.write( "If you need more help with similar questions you can contact me now at:\r \n" ); document.write( "\n" ); document.write( "mthman@gmail.com\r \n" ); document.write( "\n" ); document.write( "Thanks \n" ); document.write( " |