cube
EDGES
There is no solid figure with only four edges. The smallest solid figure is the tetrahedron, made up of four triangular faces, but it has six edges.
There is no such figure.
6
sphere
A hollow sphere.
It is a hexahedron
A hemisphere
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 Cylinder.
A triangular pyramid has 4 faces and has 6 edges
rectangular prism