Khan/khan-exercises — Issue #7046: Solid geometry - cylinder volume and surface area, #1
Author: KhanBugz
Created: 2011-11-25 05:22:59+00:00
State: open
Labels: chrome, vista, wrong-or-unclear

your solution only shows the area of the top or circle. you must multiply that by the height.

[solid_geometry.html?seed=38&problem=cylinder-V](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/solid_geometry.html?seed=38&problem=cylinder-V&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/solid_geometry.html?seed=38&problem=cylinder-V&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%22112%20pi%5C%22%22%2C32%5D%2C%5B%22hint-activity%22%2C%220%22%2C169%5D%5D)

["112 pi"]

Mozilla/5.0 (Windows NT 6.0) AppleWebKit/535.2 (KHTML, like Gecko) Chrome/15.0.874.121 Safari/535.2

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