



 
Hi Linda, I need to know how many square feet there are in 80 acres. I am a Macintosh user so I asked Siri.
The area of a square is the side length time the side length so \[ \mbox{(side length)}^2 = 3,844,800.\] Again I asked Siri
Hence a 80 acre square is 1,960.82 feet by 1,960.82 feet. You can answer the 160 acre question. 



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