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Mathematics 10 Online
OpenStudy (anonymous):

Can someone please explain how to do this?

OpenStudy (anonymous):

OpenStudy (anonymous):

The answer is 32/2 pi

OpenStudy (anonymous):

@myininaya

myininaya (myininaya):

I think I prefer the shells method. Doing the shells method you want to choose a slice so that it is parallel to the axis of rotation. For disk you do perpendicular slices to the axis of rotation. |dw:1395185647735:dw|

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