Chapter 1 - Tools of Geometry - 1-1 Nets and Drawings for Visualizing Geometry - Practice and Problem-Solving Exercises - Page 7: 9

Start with the square that is shown on the bottom first imagine the front being lain down flat in front of the bottom. Do the same to both sides and the back. then out the top of the square on any of the side that you have drawn. By looking at the book label the sides appropriately