document.write( "Question 103473: The length of a rectangle is 1 cm longer than its width. If the diagonal
\n" );
document.write( "of the rectangle is 4 cm, what are the dimensions (the length and the width) of the rectangle? \n" );
document.write( "
Algebra.Com's Answer #75233 by checkley75(3666)![]() ![]() ![]() You can put this solution on YOUR website! LENGTH=W+1 \n" ); document.write( "WIDTH=W \n" ); document.write( "W^2+(W+1)2=4^2 \n" ); document.write( "W^2+W^2+2W+1=16 \n" ); document.write( "2W^2+2W+1-16=0 \n" ); document.write( "2W^2+2W-15=0 USING THE QUADRATIC EQUATION: \n" ); document.write( " \n" ); document.write( "W=(-2+-SQRT[2^2-4*2*-15])/2*2 \n" ); document.write( "W=(-2+-SQRT[4+120])/4 \n" ); document.write( "W=(-2+-SQRT124)/4 \n" ); document.write( "W=(-2+-11.14)/4 \n" ); document.write( "W=(-2+11.14)/4 \n" ); document.write( "W=9.14/4 \n" ); document.write( "W=2.28 ANSWER. \n" ); document.write( "W=-2-11.14/4 \n" ); document.write( "W=-13.14/4 \n" ); document.write( "W=-3.28 ANSWER.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |