We're all familiar with two dimensional design drawings — not to mention the questions that usually accompany them because they can provide only so much information before becoming hopelessly ...

A protractor is used to draw and measure angles. An angle is the amount of turn between two lines. Angles are measured in degrees with the symbol °. Angles can be labelled with 3 letters (eg DEF) to ...

In a recent article, PhysOrg.com reports that a team of computer scientists at Brown University has developed Drawing on Air, a haptic-aided interface to help artists to create 3D illustrations while ...

Orthographic projections have a set of standard lines to show different aspects of the diagram. These lines allow complex shapes to be drawn simply in 2D. In third angle, what you see from the right ...