Number of faces Number of edges Number of corners All the faces are flat There are no flat faces
List all the 3-D shapes that only have flat faces. We call these shapes polyhedrons. Can you think of any other polyhedrons?
9. a) What different 2-D shapes make up a pyramid? b) What do a cylinder and a sphere have in common? c) How many different rectangles make up the sides of a cuboid?
10. What 3-D shapes are these objects usually? Fill in the table. Object