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July 31, 2014

July 31, 2014

Posted by **rally** on Tuesday, July 13, 2010 at 10:43pm.

- geometry -
**Ms. Sue**, Tuesday, July 13, 2010 at 10:46pmThe diameter must be 8.5 inches

A = pi * r^2

A = 3.14 * 4.25^2

A = 3.14 * 18.0625

A = ?

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