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April 20, 2014

Posted by **Dianna** on Thursday, October 14, 2010 at 1:01am.

- 4th grade -
**SraJMcGin**, Thursday, October 14, 2010 at 2:11amTry here:

http://search.yahoo.com/search?fr=mcafee&p=how+many+shapes+have+a++perimeter+thats+30+cm

Sra

- 4th grade -
**Dr Russ**, Thursday, October 14, 2010 at 4:49amAny shape can have a perimeter of 30 cm, both regular and irregular.

see http://en.wikipedia.org/wiki/Polygon

- 4th grade -
**help**, Thursday, October 14, 2010 at 5:42pmall but a circle

- 4th grade -
**raelyn**, Monday, April 11, 2011 at 10:17pm2x_+2 x width = perimeter

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