2.1 Introduction and origins of graphic displays on computer2.2 Two-dimensional CAD coordinate system2.3 Two-dimensional geometric primitives and parameters2.3.1 Line and multiple lines2.3.2 Circle, arc and ellipse2.3.3 Polygon2.3.4 Polyline2.4 Insertion of text in AutoCAD drawings2.5 Creating a drawing template2.6 Practical applications2.6.1 Linear transformations and curve approximations2.6.2 Bezier curves and surfaces2.7 Summary2.8 Review exercises