👉 Learn how to write the equation of a line that is perpendicular to a given line. The equation of a line is such that its ...
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.
👉 Learn how to write the equation of a line that is perpendicular to a given line. The equation of a line is such that its ...