document.write( "Question 208237: I have fenced yard that measures 42 feet by 68 feet. Inside the perimeter there is a sidewalk all the way around that measures 4 feet wide. What is the area of the sidewalk? \n" ); document.write( "
Algebra.Com's Answer #157545 by checkley77(12844)\"\" \"About 
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2*4(42-4)+2*4(68-4)
\n" ); document.write( "8*38+8*64
\n" ); document.write( "304+512=816 sq ft.
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