the cross section is a hexagon. This is called a hexagonal prism. Some 3D shapes, like cubes and pyramids, can be opened or unfolded along their edges to create a flat shape. The unfolded shape is ...

If you count the number of sides that Fatima has drawn on the shape, you can see it is 6. Which means she has drawn a hexagon. Remember, a polygon is a 2D shape with straight sides that meet at ...