The given figure is a rectangular prism. It has 6 faces or 6 planes. A plane shape, in geometry, is defined as a closed, two-dimensional or flat figure.
The 6 planes are composed of 4 points each.
1.) Plane ABDC 2.) Plane CDHG 3.) Plance ACGE 4.) Plane EFHG ⇒ This is the plane that contains points E, F, and H. 5.) Plane BDHF 6.) Plane ABFE
