3-D Shapes
What are some examples of three-dimensional shapes?
Goal:
Goal:
Three-dimensional shapes, or 3-D shapes, are not flat. They have faces and edges.
This is a face:
These are only the flat sides of the shape.
This is an edge:
Look at this chart to see how many faces and edges some three-dimensional shapes have.
Properties of 3-D Shapes
| Cone | Sphere | Tetrahedron | Cuboid |
|---|---|---|---|
 |
 |
 |
 |
| 1 face 1 edge |
0 face 0 edge |
4 faces 6 edges |
6 faces 12 edges |
| Cylinder | Cube | Triangular Prism | Square-Based Pyramid |
|---|---|---|---|
 |
 |
 |
 |
| 2 faces 2 edges |
6 faces 12 edges |
5 faces 9 edges |
5 faces 8 edges |