I was wondering the SAME
triangular prism
square based Pyramid
Two tetrahedron stuck together by a face.
a triangular prism yes indeed
Well, a triangular prism has 5 faces and 6 vertices, but it has 9 edges. So I'm not sure.
A pentagon
triangular prism
A square based pyramid
A square pyramid.
Pyramid
square
square based Pyramid
Two tetrahedron stuck together by a face.
Triangular prism of course!
A square based pyramid has 5 faces, 8 edges and 5 vertices
A square based pyramid fits the given description
a triangular prism yes indeed