A hexagon based pyramid.
A pentagonal prism would seem to fit the given description.
A hexagonal prism.
A hexagon based pyramid.
PENTAGONAL prism
a square
A hexagon based pyramid.
It cannot be a simply connected 3d shape because it does not satisfy the Euler characteristic.
hemisphere a hemisphere is half of a sphere This is a pentagonal prism
A pentagonal cross-section prism would fit the given description
A pentagonal prism would seem to fit the given description.
pyrimid
A hexagonal prism.
A hexagonal pyramid.
None.The closest would be a pentagonal prism which has 15edges, 10 vertices and 7 faces.Euler's characteristics for prisms show that V - E + F must equal 2.
A hexagon based pyramid.
PENTAGONAL prism