a base
No polyhedron has five sides as a pentagon and a hexagon has six sides
faces
A face.
Because the Greek word polyhedron means many faces and the Greek word polygon means many sides
Yes, by definition.
a 3d objet with all flat sides
Regular polyhedron.
It is a polyhedron.
It is. All sides of a geometric pyramid are flat - even stepped pyramids.
yes because a polyhedron is a flat shape with straight sides, for example a cube or a triangular prism.
a polyhedron is any 3d figure with all flat polygons for sides(polygons have straight sides)
a 3d object made of 2d faces with all flat sides
It's a polyhedron. If you search it in google, there is a link that says it's an ice cube THIS IS NOT THE ANSWER. It is a polyhedron.
polyhedrons have flat sides. (I can't get pics on here I tried)
A polyhedron is a solid shape with many sides. The word "polyhedron" does not specify a number of sides.
I believe the correct term would be a "polyhedron".