document.write( "Question 828399: the length of a rectangular plot is 4.5 times that of its breath. if the area of plot is 200 square metres,then what is its length \n" ); document.write( "
Algebra.Com's Answer #499289 by TimothyLamb(4379)\"\" \"About 
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\n" ); document.write( "x = length
\n" ); document.write( "y = width
\n" ); document.write( "---
\n" ); document.write( "x = 4.5y
\n" ); document.write( "200 = xy
\n" ); document.write( "---
\n" ); document.write( "y = 200/x
\n" ); document.write( "x = 4.5(200/x)
\n" ); document.write( "xx = 900
\n" ); document.write( "x = sqrt( 900 )
\n" ); document.write( "x = 30
\n" ); document.write( "---
\n" ); document.write( "answer:
\n" ); document.write( "length = 30 m
\n" ); document.write( "width = 6.666666 m
\n" ); document.write( "---
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