Answer: option A
Step-by-step explanation:
The volume of a cylinder can be calculated with the formula:

Where r is the radius and h is the height of the cylinder.
The radius is diameter divided by 2, then:

Substitute the radius into the formula. Then you get the following equation that can be used to find V, the volume of the cylinder:

Answer:
In centimeters, it would be 40.64 centimeters.
Exact form 27/4
decimal form 6.75
mixed number form 6(3/4)