Answer:
I think it is 20 pi units.
Explanation:
Given:
h= 5 units
Base area (its base is a circle. And we know, Area of the circle is pi*r^2 )
So now,
Volume of cylinder= pi*(r)^2 * h
= (pi*r^2) * h (the base area is given as 4 pi, so we substitute it )
= 4pi* 5
= 20 pi units.
Hope it helps........