I think you mean *Pentagonal Prism" ;D
Anyway, there are two Pentagons at each end of the prism, so, so far you have two faces. Now, since a pentagon has 5 sides, there will be 5 faces.
5 + 2 = 7
A Pentagonal Prism has 7 faces.
A triangular based prisim has four faces.
Nine. Two heptagons (septagons) and 7 rectangles.
A triangular prism has 5 faces, 9 edges and 6 vertices
A triangular prism has 6 vertices, 9 edges and 5 faces.
A rectangular prism has six faces. Each face is a rectangle, and there are three pairs of opposite faces. The faces consist of two each of the length, width, and height dimensions of the prism.
an octagonal prisim has, 10 faces ,16vertices ,24edges
5 faces
it has 5 faces because u have to count the bottom aswell
A triangular based prisim has four faces.
5 faces 6 corners 9 edges
Faces = 4... Edges = 6... Corners... 4
Nine. Two heptagons (septagons) and 7 rectangles.
a rectangular prism has 6 faces, 8 vertices, and 12 edges.
A triangular prism has 5 faces, 9 edges and 6 vertices
A pentagonal prism has: 7 faces 10 vertices 15 edges
A triangular prism has 6 vertices, 9 edges and 5 faces.
A pentagonal pyramid has exactly 6 faces.and a pentagonal prisim has 7