Prisms and Pyramids

Prisms and Pyramids — page 1
The Second Dimension 2-D Shapes Before we get to 3-D figures like prisms or pyramids we need to learn about two-dimensional shapes Two-dimensional 2-D shapes have two measureable dimensions length and width but no thickness Each 2-D shape is located on a flat plane If you are thinking about airplanes then you have the wrong planes A plane is a flat surface that extends forever in all directions It has no thickness You can think of it as a flat floor Many video games use planes as the surface for your favorite video game characters to roam around on 4