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.

How to add horizontal lines to a Word 2016 document Your email has been sent There's not one, but two easy ways to insert a horizontal line into a Word document. Most of you already know that you can ...

A horizontal line (a row) in a video frame. Camcorders sense image frames a line at a time, and display systems create images a line at a time. The scan lines are the vertical resolution of the system ...