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Posted by on Thursday, July 7, 2011 at 12:32pm.

I need to fill a 25ft by 25 ft circle with 1 inch of sand. How much sand will i need?

  • math - , Friday, July 8, 2011 at 7:24pm

    If the circle really is 25' by 25', that means that the diameter = 25' and r = d/2.

    Area of circle = pi (r^2)

    Multiply area by depth, making sure to convert to same units.

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