No a rectangular prism has two sides on the end that are squares.
a cube
A square prism (assuming the 2 squares are among the 6 rectangular, not additional to).
Rectangular Prism
A rectangular prism has 12 edges with rectangles and squares for faces
Cube
2 squares and 4 rectangles
Rectangular Prism
cube
A rectangular prism has six faces, eight vertices, and twelve edges. All of the faces are either rectangles or squares.
A cube and a rectangular prism have quadrilateral as their faces. Moreover, both have 6 faces, 8 corners, and 12 edges. The only difference is a cube has 6 squares as its faces while a rectangular prism has 6 rectangles as its faces.
Not necessarily. It will have three RECTANGULAR faces, but they need no be squares.