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Circle with 1000 ft radius: Area = pi*(radius^2)

So 3.14159265 * (1000 ft)2 = 3141592.65 square feet

Convert square feet to acres: 1 acre = 43560 square feet.

3141592.65 square feet / (43560 square feet/acre) = 72.1210434 acres.

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14y ago

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