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April 18, 2014

April 18, 2014

Posted by **sascha** on Monday, April 14, 2008 at 10:26am.

- math -
**bobpursley**, Monday, April 14, 2008 at 11:30amFind the volume of a disk the diameter of the outer ring, and then the volume of a disk of the inner ring diameter, subtract them.

Volumeouter=thickness*PI*radiusouter^2

that should get you started.

- math -
**Chelsea**, Monday, April 14, 2008 at 5:31pmYEs

- math -
- math -
**drwls**, Monday, April 14, 2008 at 11:32amI don't see how a ring can be a cylinder. If it is a cylinder bent into a circular ring, then the thickness should equal half the distance between inner and outer diameters, but it doesn't here.

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