A sphere is a solid with no edges.
Well, a triangular prism has 5 faces and 6 vertices, but it has 9 edges. So I'm not sure.
triangular prism
A pyramid.
square-based pyramid
A triangular pyramid.
solid with 2 edges is a cylinder
A sphere is a solid with no edges.
Well, a triangular prism has 5 faces and 6 vertices, but it has 9 edges. So I'm not sure.
triangular prism
No. However, the way in which it is described - in particular, what constitutes its base - may change.
A pyramid.
sphere
square-based pyramid
Square pyramid
Octohedron
cylinder