document.write( "Question 939191: 17 kilometers. The field has an area of 578 square kilometers.
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Algebra.Com's Answer #572249 by ewatrrr(24785)\"\" \"About 
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IF 17km = width
\n" ); document.write( "A = Lw, L = A/w
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\n" ); document.write( "L = 578km^2/(17km) = 34km
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