Wondering how to do Isometric drawing? Sometimes called isometric projection, this type of 2D drawing is used to draw 3D objects using 30-degree angles. It's also a type of axonom ...

Parallel rules help draftsmen, surveyors, cartographers, architects, and navigators draw accurate parallel lines. The instrument comes in two main forms: two rectangular straight edges connected by ...

Lines which are parallel have the same gradient. For example, \(\text{y = 2x + 1}\) and \(\text{y = 2x - 2}\) will be parallel because they both have a gradient of 2. We want to determine if the lines ...