Plus, get the best of BroadwayWorld delivered to your inbox, and unlimited access to our editorial content across the globe. Learn math while you laugh. Whose Horizontal Line Is It Anyway explores ...
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.
Straight lines can be drawn in any direction. Horizontal lines go left and right. Vertical lines go up and down. Parallel lines are a fixed distance apart and will never meet, no matter how long they ...
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