document.write( "Question 1158059: In triangle ABC, the size of angle B is 3 times the size of angle A, and the size of angle C is 13degrees less than 6 times the size of angle A.
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document.write( "find all the angles \n" );
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Algebra.Com's Answer #780978 by Boreal(15235) You can put this solution on YOUR website! angle A=x \n" ); document.write( "B=3x \n" ); document.write( "C=6x-13 \n" ); document.write( "The three add to 180 deg \n" ); document.write( "so x+3x+6x-13=180 \n" ); document.write( "10x=193 \n" ); document.write( "x=19.3 deg angle A \n" ); document.write( "3x=57.9 deg angle B \n" ); document.write( "6x-13=102.8 deg angle C \n" ); document.write( " |