xiv AutoCAD and Its Applications—Advanced Copyright Goodheart-Willcox Co., Inc. Companion Website Contents Companion Website Contents www.g-wlearning.com/CAD/ Contents Tab Exercises Drawing Files • Exercise Files • Exercise Activity Files Color Images Resources Tab Appendices • Appendix A Solid Modeling Tutorial • Appendix B Surface Modeling Tutorial • Appendix C Common File Extensions • Appendix D AutoCAD Command Aliases • Appendix E Advanced Application Commands Reference Material • Drafting Symbols • Drawing Sheet Sizes, Settings, and Scale Parameters • Standards and Related Documents • Project and Drawing Problem Planning Sheet • Standard Tables Support Tab Support and Information