square pyramid
rectangular prism
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
'Enneahedron' - a solid figure with nine faces
A square based pyramid
A solid figure with twenty faces is called an Icosahedron.
were two or more faces of a solid figure
Pyramid
A pentagonal pyramid.
pyrmid
Hexahedron
Polygonal faces.
square
bases