Chapter 9. Drawing and Editing Complex Objects

Chapter Objectives

• Draw polylines with straight line segments

• Draw polyline arcs

• Create rectangles using two points

• Make multisided polygons

• Create solid and hollow donuts

• Draw revision clouds

• Edit polylines as a unit

• Explode complex objects

Introduction

AutoCAD provides a number of complex line objects that consist of multiple segments but are treated as a single line with multiple points:

• Polyline

• Rectangle

• Polygon

• Donut

• Revision cloud

Complex line objects serve many different purposes and needs. Polylines allow you to define a closed boundary that can be used to calculate an enclosed area. Polylines are also used extensively to create contour lines on civil engineering ...

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