a cone!, It has a top and a bottom
a cylinder a cylinder
a cylinder
cylinder
A cone?
A cylinder
A triangular prism.
triangular prism
edge
A Cylinder.
Despite the blind answer of many uneducated users of this site, a pentagon is 2 dimensional with 5 SIDES, thus not a solid figure. A pentahedron, though, is a solid figure of five FACES. PENTAHEDRON
Such at figure - as described - could not be made as a solid geometric shape.
A plane