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September 23, 2014

September 23, 2014

Posted by **Zach** on Sunday, December 27, 2009 at 5:48pm.

I'm stuck on this question. Thanks

-Zach

- Algebra -
**Reiny**, Sunday, December 27, 2009 at 5:54pmoriginal area = pi(1^2) = pi

new area = pi(1.85^2) = 3.4225pi

increase = 3.4225pi - pi = 2.4225pi

percentage increase = 2.4225pi/pi = 2.4225

= 242.3 %

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