Ask the publishers to restore access to 500,000+ books. A line drawing of the Internet Archive headquarters building façade. An illustration of a heart shape "Donate to the archive" An illustration of ...

Use AutoCAD's "Extrude" and "Revolve" commands to turn 2-D designs into 3-D models. "Extrude" is how 3-D modelers to refer to the technique of stretching a 2-D shape into 3-D space. AutoCAD performs ...

Getting started -- AutoCAD 2D isometric drawings -- User coordinate system (UCS) and the Z-axis -- 3D wireframe modeling -- UCS, viewports and wireframe modeling -- 3D surface modeling -- Solid ...

Autodesk AutoCAD is a professional CAD platform for 2D drafting, 3D modeling, and design automation, built for engineers and architects worldwide. Developed by Autodesk, AutoCAD has set the global ...