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January 31, 2015

January 31, 2015

Posted by **Thano** on Monday, March 10, 2008 at 8:52am.

- math -
**Reiny**, Monday, March 10, 2008 at 10:38amThe original area with a 3 mile radius was 9pi square miles

The new area with a 10 mile radius is 100pi square miles

So the new area added is 91pi square miles or

91*3.1416*640

= 182,967 acres

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