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April 2, 2015

April 2, 2015

Posted by **Nia** on Wednesday, March 23, 2011 at 9:03pm.

I'm not understanding the cones too much.

r=5in., v = 487in.3 How do I work it, given only the radius

- Math -
**bill**, Wednesday, March 23, 2011 at 9:44pmpie r squared times v

- Math -
**Reiny**, Wednesday, March 23, 2011 at 10:01pmyou are missing the height, h

Volume of cone = (1/3)πr^2h

487 = (1/3)π(25)h

h = 487(3)/(25π) = appr. 18.6 in

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