pentagon
the flat surfaces of a solid figure are the
One of the figure which has no flat surface is Sphere.
A SPHERE has no vertices and no FLAT surfaces
A sphere.
5 flat surfaces.
There are 5 flat surfaces.
5 Flat surfaces 4 flat surfaces (3 for the sides and 1 for the base).
cylinder
A cylinder
A cube
The solid figure that has 2 flat surfaces and 0 vertices is a cylinder. A cylinder consists of two parallel circular bases (the flat surfaces) connected by a curved surface. The bases do not have any vertices, as they are continuous curves.