Explore the properties of 2D shapes from one-sided circles to the eight-sided octagons ... Find out more about symmetrical 2D shapes. What are 3D shapes? Learn about 3D shapes and their properties.

A 3D shape with all straight ... A hexagon has six sides. A hexagonal prism has six rectangular faces and two hexagonal faces, that is a total of eight faces. Image caption, A pyramid is made ...