A cylinder has three sides and no corners.
No corners and no edges.
No corners and two edges !
2
none
A cylinder has three sides and no corners.
No corners and no edges.
there are no corners and there are 3 faces
none
No corners and two edges !
None of them has any.
2
none
None
2
A cylinder has zero corners.
if you mean "vertices" by "corners" then sixteen