there are four plane surface in a ractangle.
there are three plane surface in a ractangular.
A rectangular prism has 6 faces.
8
4
it is a Pentagon prism .
None. There is one curved suface but no plane surface.
Six.
yes, a plane is a falt surface, because infinite flat surface is a plane.
No. It is not a plane surface like that of a plane mirror because a plane mirror is straight and it does not have any curve in it. the sculpture's surface is like that of a Convex Mirror
A cube has 6 faces
plane
There isn't one. The Earth is a sphere and has no "plane surface".