Six faces
A cube is a three dimensional object with all faces squares. A cuboid is a three dimensional object with 4, or all 6, faces rectangles (and not square).
A Heptagon is a 3d object with 7 faces. An example of a heptagon is a hexagonal pyramid (that is a pyramid with a hexagon for the base).
Prism
An edge
A cube is a 3D shape characterised by six identical square faces and 8 vertices.
There is no shape which has identical parallelogram faces.
A cube
A rectangle is a 2D object with four sides or edges, but does not have any faces. Only 3D objects have faces. A rectangular pyramid has six faces.
Six faces
A Heptagon is a 3d object with 7 faces. An example of a heptagon is a hexagonal pyramid (that is a pyramid with a hexagon for the base).
A cube is a three dimensional object with all faces squares. A cuboid is a three dimensional object with 4, or all 6, faces rectangles (and not square).
Prism
prism
[object Object]
it is a decogonanon it is a decogonanon
A skew triangular prism.