SOLUTION: Find the radius of one third of a circle (one third is removed from the circle) with an area of 800cm squared pls help

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Question 1070797: Find the radius of one third of a circle (one third is removed from the circle) with an area of 800cm squared pls help
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Find the radius of one third of a circle (one third is removed from the circle) with an area of 800cm squared
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Your post is not clear, but:
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If 1/3 has an area of 800 cm^2, the circle has an area of 2400 cm^2
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Area+=+pi%2Ar%5E2+=+2400
r%5E2+=+2400%2Fpi
Solve for r.