Over the past decade smartphones have increasingly normalized vertical videos, yet most content is still produced using horizontal frames. Is it time to turn your TV on its side and embrace the future ...
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.
Whether you are sketching graphs in mathematics, understanding directions in geography, or reading blueprints in design class, horizontal and vertical lines are concepts you cannot avoid. They form ...