document.write( "Question 494120: Area is 27 of a triangle \r
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document.write( "Height is 3x the base \r
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document.write( "what is the base \n" );
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Algebra.Com's Answer #335616 by Maths68(1474)![]() ![]() You can put this solution on YOUR website! We know \n" ); document.write( "Area of triangle = (base*height)/2 \n" ); document.write( "Given: \n" ); document.write( "Area=a=27 \n" ); document.write( "Base=b=? \n" ); document.write( "Hieght=h=3b \n" ); document.write( "Area of triangle = (base*height)/2 \n" ); document.write( "27=(b*3b)/2 \n" ); document.write( "27*2=b*3b \n" ); document.write( "54=3b^2 \n" ); document.write( "Or \n" ); document.write( "3b^2=54 \n" ); document.write( "b^2=54/3 \n" ); document.write( "b^2=18 \n" ); document.write( "b= √18 \n" ); document.write( "b=4.24\r \n" ); document.write( "\n" ); document.write( "Base=4.24 \n" ); document.write( " |