The image is given structure by a contrasting geometric line – the white outline of a circle in the background. Organic lines dominate this poster advertising salad dressing, Delftsche Slaolie ...

The gradient of a straight line is how steep it is ... Calculating the volume of a standard solid The volumes of standard 3D solids can be found using specific formulae. In this SQA National ...

or control points of the geometric primitives used to describe what is to be rendered. The typical primitives in 3D graphics are lines and triangles. The type of properties provided per vertex ...