SOLUTION: The distance around a circular park is 2.8 mi. How many acres does it contain? One square mile contains 640 acres. Round the answer to the nearest integer

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Question 906349: The distance around a circular park is 2.8 mi. How many acres does it contain?
One square mile contains 640 acres.
Round the answer to the nearest integer

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
The distance around a circular park is 2.8 mi. How many acres does it contain?
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C = 2pi*r = 2.8
Solve for r (in miles)
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Area+=+pi%2Ar%5E2 (in sq miles)
Convert to acres.