The area of a 2D shape is the space inside the shape. 3-dimensional shapes - Edexcel 3-dimensional shapes have faces, edges and vertices. Volume is the space contained within a 3D shape.

Or 3D shapes just yet. Narrator: What’s important to understand is that geometry has rules, has facts you need to know. Here’s a rule you probably know: that a shape with 4 right angles and 4 ...