There are 30 edges on a decagonal prism.
A heptagonal prism has 20 edges.
A rectangular Prism has 12 edges.
12 edges.
8 edges
Show that every section of the prism made by a plane parallel to its lateral is edge is a parallelogram
There are 30 edges on a decagonal prism.
A heptagonal prism has 20 edges.
A rectangular Prism has 12 edges.
A triangular prism has 9 edges!
A Pentagonal Prism has 15 edges.
A square prism has 12 edges.
The rectangular prism has 12 edges.
A triangular prism has 6 edges and so an octagonal prism will have 16 edges.
A triangular prism has 9 edges.
A hexagonal prism has 18 edges.
There is no such shape. A tetrahedron has 6 edges, but it is NOT a prism.