a 3D pentagon
a pentagonal pyramid or a pentagonal prisim
A pentagonal prism will have 15 edges.
A Pentagon. A five sided figure is a pentagon
A pentagon. If the sides and angles are equal it is a REGULAR pentagon.
pentagonal prism
a 3D pentagon
The vertex of a 3D pentagon is 10. :)
A 3D name for a pentagon is a pentagonal prism.
No, a pentagon is 2-D.
3D pentagonal prismPRISM
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A 3D pentagon could be called a pentagon prism or a dodecahedron which is a Platonic solid with 12 pentagonal faces.
A hexahedron.
15
2
Pentagon (and in 3d: triangular prism and tetrahedron.)