# Find the volume of the solid obtained by rotating the region-2

1. Jul 25, 2010

### phillyolly

1. The problem statement, all variables and given/known data
Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified line. Sketch the region, the solid, and a typical disk or washer. About x axis.

y=sqrt(25-x2)
y=0
x=2
x=4

2. Relevant equations

3. The attempt at a solution
I drew a graph, region and solid. Please help me out with the disk.
Jump start for any solution, please?

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2. Jul 25, 2010

### jegues

I posted this in your other thread, here's the link: https://www.physicsforums.com/showthread.php?t=418382"

This figure should give you some intuition on visualizing the disks.

I don't really understand where your confusion lies, so if there is any please specify where and why.

Last edited by a moderator: Apr 25, 2017
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