pentagon
A cone
the flat surfaces of a solid figure are the
A SPHERE has no vertices and no FLAT surfaces
Cylinder
pentagon
no they don't have solid surfaces their surfaces are composed of gaseous material
Venus and Mercury also have solid surfaces.
A prism
A cone
the flat surfaces of a solid figure are the
A cylinder
vertexes
LxW
A sphere.
surfaces
A SPHERE has no vertices and no FLAT surfaces