# SOLUTION: The expression &#960;r2 gives the area of a circle with radius r. How many square meters of wheat were destroyed when an alien ship made a crop circle of diameter 25 meters in the

Algebra ->  Algebra  -> Expressions-with-variables -> SOLUTION: The expression &#960;r2 gives the area of a circle with radius r. How many square meters of wheat were destroyed when an alien ship made a crop circle of diameter 25 meters in the      Log On

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 Question 315766: The expression πr2 gives the area of a circle with radius r. How many square meters of wheat were destroyed when an alien ship made a crop circle of diameter 25 meters in the wheat field at the Southwind Ranch? Answer by rfer(12731)   (Show Source): You can put this solution on YOUR website!3.14*12.5^2=A A=490.625 sq meters