



 
Hi Destini, One acre is 43560 square feet so 1.4 acres is $43560 \times 1.4$ square feet. The area of a rectangle is the length times the width but your rectangle is a square so its area is the length squared and its perimeter is 4 times the length. Thus \[\mbox{length}^2 = 43560 \times 1.4 \mbox{ square feet.}\] Can you find its perimeter now? Penny  


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