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March 3, 2015

March 3, 2015

Posted by **kayle** on Thursday, August 5, 2010 at 4:56pm.

- geometry -
**Ms. Sue**, Thursday, August 5, 2010 at 4:58pmWhat is the radius of the smallest circle?

- geometry -
**kayle**, Thursday, August 5, 2010 at 5:28pmthe radius of the smallest circle is one inch

- geometry -
**Ms. Sue**, Thursday, August 5, 2010 at 5:35pmA = pi * r^2

3rd circle:

A = 3.14 * 9

A = 28.26 sq. inches

4th circle:

A = 3.14 * 16

A = 50.24 sq. in.

50.24 - 28.26 = ?

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