Five
Five, counting the square base.
Five, counting the square base.
A square base, and four triangular shaped sides equals five flat surfaces.
5
Lateral faces are the number of faces excluding the base. Since the square is the base, the other 4 sides will each be touching a lateral face to form a square pyramid (or it wont be a pyramid). So, there are 4.
Five
5
Five, counting the square base.
It depends on what type of pyramid. Their is an square pyramid, a rectangular pyramid, a pentagonal pyramid, etc.
Five, counting the square base.
One side will be a square. It is the base. The lateral sides are triangles.
A square base, and four triangular shaped sides equals five flat surfaces.
5
5
Each lateral face is perpendicular to its lateral neighbours so that makes 4 pairs. In addition, opposite lateral faces may be perpendicular, making 6 pairs in all.
8