A pentagonal pyramid has 6 vertices.
4 triangular lateral faces
An octagonal pyramid has9 faces 9 vertices 16 edges.
I think it is emergency and It is called emergency and Energy Pyrmaid
You find the area of each face and add the results together.
im guessing you mean pyramid, If its a standard square based pyrmaid then it will have 5 sides.
1
4
6
Five.
5 flat surfaces.
A pentagonal pyramid has 6 vertices.
4 triangular lateral faces
Three.
A rectangular pyramid has no circular bases.
faces: 1 square base + 4 triangular sides = 5 faces corners: 4 round the square base and one at the top where the sides meet = 5 corners edges: 4 around the square base and 1 between each of the 4 sides = 8 edges
The apex.