Question

find the volume of the composite solid round your answer to the nearest tenth looks like a cylinder with half a sphere connected on each end it is 12cm long and the half shperes show 3cm halfway for radius

Answer 1

Peter14?

Answer 2

anyone?

Answer 3

peachrings?

Answer 4

Thanks WIO

Answer 5

It's just a sphere plus a cylinder.

Answer 6

yes, can you help i have to show work and get volume

Answer 7

For the cylinder use \[
\pi r^2h = \pi (3)^2(12)
\]For the sphere use \[
\frac 43\pi r^3 = \frac 43\pi (3)^3
\]

Answer 8

Add each part up.

Answer 9

cylinder 46.1?

Answer 10

sphere 123.8?

Answer 11

169.9

Answer 12

did you check the solution?

Answer 13

I get \(144\pi \approx 452\)