document.write( "Question 345204: line CA bisects angle BCF\r
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document.write( "measure of angle ACF =(1/2x+6)\r
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document.write( "measure of angle BCF = x^2\r
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document.write( "find the measure of angle BCF and the measure of angle ACF \n" );
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Algebra.Com's Answer #246879 by checkley77(12844) ![]() You can put this solution on YOUR website! ACF =(1/2x+6) \n" ); document.write( "BCF = x^2 \n" ); document.write( "BCF=2(x/2+6) \n" ); document.write( "x^2=2(x/2+6) \n" ); document.write( "x^2=x+12 \n" ); document.write( "x^2-x-12=0 \n" ); document.write( "(x-4)(x+3)=0 \n" ); document.write( "x-4=0 \n" ); document.write( "x=4 \n" ); document.write( "ACF=4/2+6=2+6=8 DEGREES. \n" ); document.write( "BCF=4^2=16 DEGREES. \n" ); document.write( "PROOF: \n" ); document.write( "4^2=2(4/2+6) \n" ); document.write( "16=2(2+6) \n" ); document.write( "16=2*8 \n" ); document.write( "16=16 \n" ); document.write( " \n" ); document.write( " |