VOCABULARY & PHRAseOLOgY Drawing and tools clip compass dashed line dimension line drafting table eraser extension line mechanical pencil protractor section line set-square sharpener stencil technical drafting/ drawing technical pen template thick line T-square to draw by hand to scale to size to scale Types of representation axis axonometric projection central projection dimetric projection graphical projection isometric projection multi-point perspective multiview projection oblique projection orthographic projection parallel projection perspective projection projection trimetric projection vanishing point 180 MeCHAniCs technical pens mechanical pencil set square t-square drafting table protractor perspective projection CAD surfacing parallel projection Computer-assisted drawing building information modelling computer-aided design computer-aided engineering computer-aided manufacturing computer-aided system three-dimensional drawing two-dimensional drawing to design to test to simulate solid modelling Modelling and surfacing mechanical surfacing solid modelling surface modelling to create solid models to optimise to simulate template