What governing body rules most counties?

County boards

Step-by-step explanation:

I got this answer right on my quiz :-)

County Boards

Step-by-step explanation:

1.  County boards are commonly particular of counties in the United States.

And that's all.

for this case we have that by definition, the volume of a cylinder is given by:

where:

r: it's the radio

h: it's the height

we have as data that:

substituting:

so, the cylinder volume is

option d