document.write( "Question 87295: I'm having difficulties with this word problem. Any help that you can give me would be wonderful! Thank you in advance!! \r
\n" ); document.write( "\n" ); document.write( "The length of a rectangle is 1cm longer than its width. If the diagonal of the rectangle is 4cm, what are the dimensions (the length and width) of the rectangle?
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Algebra.Com's Answer #63249 by checkley75(3666)\"\" \"About 
You can put this solution on YOUR website!
X^2+(X+1)^2=4^2
\n" ); document.write( "X^2+X^2+2X+1=16
\n" ); document.write( "2X^2+2X+1-16=0
\n" ); document.write( "2X^2+2X-15=0
\n" ); document.write( "USING THE QUADRATIC EQUATION \"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\" THUS:
\n" ); document.write( "X=(-2+-SQRT[2^2-4*2*-15])/2*2
\n" ); document.write( "X=(-2+-SQRT[4+12])/4
\n" ); document.write( "X=(-2+-SQRT124)/4
\n" ); document.write( "X=(-2+11.14)/4
\n" ); document.write( "X=9.14/4
\n" ); document.write( "X=2.285 ANSWER.
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