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Mastering AutoCAD 2015 and AutoCAD LT 2015: Autodesk Official Press by Brian C. Benton, George Omura

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Chapter 20 Creating 3D Drawings

Viewing an object in three dimensions gives you a sense of its true shape and form. It also helps you conceptualize your design, which results in better design decisions. In addition, using three-dimensional objects helps you communicate your ideas to those who may not be familiar with the plans, sections, and side views of your design.

A further advantage to drawing in three dimensions is that you can derive 2D drawings from your 3D models, which may take considerably less time than creating them with standard 2D drawing methods. For example, you can model a mechanical part in 3D and then quickly derive its 2D top, front, and right-side views by using the techniques discussed in this chapter.

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