Whether you’re an artist, an architect, or carpenter, a T-square is an essential tool for your work arsenal. Like an upgraded straightedge, this drawing instrument helps you draw accurate, properly ...

THE autumn exhibition at the Lewis Glucksman Gallery, University College Cork, explores the relationship between drawing and the moving image. The exhibition, Motion Capture, is curated by Matt Packer ...

A price channel, in Technical Analysis Trading, is a simple but powerful graphical pattern. It is created when a security’s price remains contained between two parallel trendlines: an upper line ...

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 ...

Horizontal lines run left to right, parallel to the horizon, with slope 0 and equation y = k. Vertical lines run top to bottom, perpendicular to the horizon, with undefined slope and equation x = k.