document.write( "Question 366697: 1. The area of a rectangular card is 128cm^2. The length of the card is twice its width. What are the dimensions of the card? \r
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Algebra.Com's Answer #261340 by mananth(16946)\"\" \"About 
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let width of card be w
\n" ); document.write( "length = 2w
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\n" ); document.write( "Area = L*W
\n" ); document.write( "w*2w= 128
\n" ); document.write( "2w^2=128
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\n" ); document.write( "w^2= 64
\n" ); document.write( "take square root
\n" ); document.write( "w= 8 cm..... thw width
\n" ); document.write( "length = 2w = 16 cm
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\n" ); document.write( "m.ananth@hotmail.ca
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