One
7
A pyramid, by definition, has one base.
One
one
5 bases. It depends on which face is used as the base. Generally it would be the rectangular face is the base. However, re-orientating the pyramid , a triangular face could be the base , and the rectangle one of the faces ( in the air).
None!
A pyramid has one base. Whichever side is on the bottom is called the base.
A rectangular pyramid has no circular bases.
it depends on the the kind of shape it is.
Just 1 base
It has one base.
Bases and faces are the same, so a triangular prism will have 6 faces/bases.