The solid figure that has the same number of faces and vertices and has 8 edges is a cube. A cube has 6 faces, 8 vertices, and 12 edges, so it fits the description given.
A hemisphere
6
Tetrahedron
Well, a triangular prism has 5 faces and 6 vertices, but it has 9 edges. So I'm not sure.
The solid figure that has the same number of faces and vertices and has 8 edges is a cube. A cube has 6 faces, 8 vertices, and 12 edges, so it fits the description given.
sphere
A hemisphere
6
A Cylinder.
cube
It is a sphere
A tetrahedron.
Pyramid
square
No normal polyhedron.
A triangular pyramid.