There are 5 flat surfaces.
six
5
A triangular prism contains zero curved and 5 flat surfaces.
The question is ambiguous since a rectangular pyramid and a rectangular prism will have different numbers of flat surfaces. There is no indication in the question which shape is intended.
It has 7 surfaces/faces
six
5
6
A triangular prism contains zero curved and 5 flat surfaces.
The question is ambiguous since a rectangular pyramid and a rectangular prism will have different numbers of flat surfaces. There is no indication in the question which shape is intended.
A rectangular prism is basically an elongated cube. Just like a cube, it has six sides.
There are six faces in a rectangular prism6 faces
It has 7 surfaces/faces
Four.
5 flat surfaces.
Four.
There are 18 diagonals which are not on the surfaces of the prism.