3D shapes have different properties to 2D shapes. Faces - A face is a flat surface on a 3D shape. Edges - An edge is where two faces meet. For example a cube has 12 edges. Vertices - A vertex is a ...

What are 2D shapes? Explore the properties of 2D shapes from one-sided circles to the eight-sided octagons. Properties of 3D shapes Learn about faces, edges and vertices.