Drawing and Editing Curved Polylines

The simplest curved objects are circles and arcs (which are just parts of circles), because they curve with a constant radius from a center point. In the following steps you will chain a series of arcs and/or lines together in a single polyline object, which not only streamlines editing and selection but also ensures smooth curvature between adjacent arcs.

  1. Go to the book's web page at www.sybex.com/go/autocad2012essentials and browse to Chapter 5 to get the files Ch5-A.dwg (or Ch5-A-metric.dwg) and Pond.jpg. Place them in the same folder on your hard drive and open the drawing file in AutoCAD (see Figure 5.1).

    FIGURE 5.1 Initial landscape plan

  2. You will begin by drawing curved pathways surrounding the lake. ...

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