SOLUTION: A large, irrigated crop circle is 300 meters in radius. Correct to the nearest tenth of a hectare, how many hectares of land are contained in this circle.

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Question 288259: A large, irrigated crop circle is 300 meters in radius. Correct to the nearest tenth of a hectare, how many hectares of land are contained in this circle.
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
Area of circle = pi*r^2
3.14*300^2
=282600 sq. meters
282600/10000 = 2.826 hectares