Copyright Goodheart-Willcox Co., Inc. 334 AutoCAD and Its Applications—Advanced Exercise 13-1 www.g-wlearning.com/CAD/ Complete the exercise on the companion website. Dimensioning in 3D Dimensioning in 3D Three-dimensional objects are seldom dimensioned for manufacturing, but may be used for assembly. Dimensioned 3D drawings are most often used for some sort of presentation, such as displays, illustrations, parts manuals, or training manuals. All dimensions, including those shown in 3D, must be clear and easy to read. The most important aspect of applying dimensions to a 3D object is planning. That means following a few basic guidelines. Select circle to rotate about the X axis Axis of rotation (X axis) B A Figure 13-5. Using the rotate gizmo to rotate text on any axis regardless of the current UCS. A—Selected text with the rotate gizmo displayed. Notice the circle selected to rotate the text. B—Text is rotated 90° about the X axis. Figure 13-6. This title (shown in color) has been correctly placed using the View option of the UCS command.