In the neighborhood park there is a circular grassy picnic area but half of the grass has died the city wants to replace the grass but need to know the square footage of the damaged area of the circular picnic area is 150 feet across what is the square footage of the damage area

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confluxepic · Answer

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confluxepic · Answer

@Domdomb

eclipsedstar · Answer

I think this will be better off on the Math section. :D

eclipsedstar · Answer

Here @Dombomb : http://openstudy.com/study#/groups/mathematics

eclipsedstar · Answer

oops. @Domdomb