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Mathematics 21 Online
OpenStudy (anonymous):

What is the volume of a cylinder hollowed on the sides ? Why isn't the second cylinder's diameter equal to the first's ?

OpenStudy (irishboy123):

more info needed, bacem :p

OpenStudy (yamyam70):

A hallowed cylinder means there is no material inside. Volume is the amount of material.

OpenStudy (yamyam70):

|dw:1448795412795:dw|

OpenStudy (anonymous):

|dw:1448811836932:dw| Think of it as pic related, what I'm asking is wether D1 is equal to H2 and why.

OpenStudy (irishboy123):

if that middle bore is the same diameter, you have split the cylinder.

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