To make a right pentagonal prism, start with two congruent pentagons, with sides of length P, Q, R, S and T units - these can all be equal, if you like. If the prism is to be L units long, then you will need one rectangle of each of the following dimensions: LxP, LxQ, LxR, LxS and LxT. The pentagons need to be parallel and facing each other at a distance of L units and then the rectanles will join the corresonding edges of the pentagons.
pentagonal prism
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A pentagonal prism has 15 edges
It's a Pentagonal Prism or Pyramid.
It is a pentagonal prism.
pentagonal based prism
pentagonal prism
9 3d sides
3D pentagonal prismPRISM
pentagonal prism
Pentagonal Prism
A 3D name for a pentagon is a pentagonal prism.
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A pentagonal prism
A pentagonal prism will have 15 edges.
A pentagonal prism has 15 edges
A 3D pentagon could be called a pentagon prism or a dodecahedron which is a Platonic solid with 12 pentagonal faces.