A pyramid
cube
cube
It is a triangular prism that has 6 vertices, 5 faces and 9 edges
It is a square based pyramid that has 5 faces, 8 edges and 5 vertices
A triangular prism.
It is a triangular prism that has 6 vertices, 9 edges and 5 faces.
A triangular prism.
triangular prism
Triangular prism
It cannot be a simply connected 3d shape because it does not satisfy the Euler characteristic.
A shape with 5 faces and 5 vertices is a quadrilateral based pyramid