is a square a 3d shape
A quadrilateral based pyramid - of which a square based pyramid is a special case.
12 Sides.... A 3d Square is a cube!!
it can have 12 edges any 3d square can
A five sided 3d shape is called a pentehedron
round, circular, 3D
A 3D square is surely a cube? Therefore, a cube has 6 faces.
The answer to that one has never been found, since there is no such thing as a "3d square".
The 3d shape that have five faces would be a triangular prism **************** or a pyramid
A cube!
3d 3d
There can be no closed 3D shape with only one square and 3 triangles.