There are many possible answers: a frustrum of a cone, a sphere or torus intersected by a pair of parallel planes, a circular prism (cylinder) are some.
A rectangular pyramid has no circular bases.
None. By definition, a triangular prism has triangular bases. If it had circular bases it would be a circular prism (cylinder).
None because it's a circular shape.
one base
128
It has 2
A cylinder has 2 circular equal opposite parallel bases
yes
Well...A sphere a like a ball.I am sure you know this!
0 TO 2.
A hemisphere has 1 circular face and one which is half the surface of a sphere.