Hello!
First of all, to find the volume we will want to find the radius. First let's divide our circumference by pi.
37.68/3.14=12
We find half of this for the radius.
12/2=6
Now we use the formula V=
. We will solve below.
V=

V=

V

Therefore, our answer is about 904.32 ml³.
I hope this helps!