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October 21, 2014

October 21, 2014

Posted by **Callie** on Friday, January 20, 2012 at 1:52pm.

2π cm

4π cm

8π cm

16π cm

- Math -
**Ms. Sue**, Friday, January 20, 2012 at 2:03pmThe radius must be 4 cm.

C = pi * diameter

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