A pentagonal prism has 15 edges
Spherical
Triangular prism
An octagonal pyramid has 16 edges.
pentagon
Nonahedron
A 3D shape that has 6 edges is called a hexagonal prism.
An octagonal pyramid.
corners of a 3d shape
octagonal prism
A pentagonal prism has 15 edges
A cube
A cube
A circle
triangular prism
Sphere
Spherical