3D Tree ExerciseSetting up the Drawing. Start a new drawing,click on and select "Start from Scratch" from..Creating the Construction Frame. Draw a rectangle using the RECTANG command,..Drawing the Tree Profile. Draw two polylines,DrawPolyline or ,..Creating the 3D Trunk. Make the TRUNK layer current and start the REVSURF command,.. AutoCAD Tutorial | 3D Tree Exercise | CADTutor Is this answer helpful?Thanks!Give more feedbackThanks!How can it be improved?How can the answer be improved?Tell us how AutoCAD 3D Exercises - cadin360 If you are looking for AutoCAD 3D Exercises or AutoCAD 3D Practice drawings then you are at right place at right time. Here you will find some AutoCAD 3D Exercises & AutoCAD 3D Practice drawings to test your CAD skills. These drawings also work for AutoCAD mechanical, AutoCAD Civil & other CAD software packages. 15 Best AutoCAD Practice 3D Drawing images | 3d drawings Explore See Mufasu's board "AutoCAD Practice 3D Drawing", followed by 115 people on Pinterest. See more ideas about 3d drawings, Software and Drawing exercises.