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October 2, 2014

October 2, 2014

Posted by **Taylor** on Monday, January 3, 2011 at 5:07pm.

Cone Problem Beginning with a circular piece of paper with a 4- inch radius, as shown in (a), cut out a sector with an arc of length x. Join the two radial edges of the remaining portion of the paper to form a cone with radius r and height h, as shown in (b). What length of arc will produce a cone with a volume greater than 21 in.^3?

- Math -
**Reiny**, Monday, January 3, 2011 at 5:43pmEmma asked the same question on Saturday.

http://www.jiskha.com/display.cgi?id=1293931313

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