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CAD (Computer Aided Design) is used in product design and BTEC engineering to assist in the manufacture products by hand as well as using the laser cutters, micro-router and the 3D printer found in the workshops.
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CAD creates shapes in three dimensions (x, y and z).
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It uses intuitive tools such as dimensioning, extruding and rounding edges to create wire-frame and solid models.
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….CAD (computer-aided design) software is used by architects, engineers, drafters,
artists, and others to create precision drawings or technical illustrations. CAD
software can be used to create two-dimensional (2-D) drawings or three-dimensional
(3-D) models...