Difference between revisions of "Perpendicular"
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[[Line]]s or [[surface]]s are '''perpendicular''' if they are at [[right angle]]s to one another. In two-dimensional space, the mathematical opposite is [[parallel]]. | [[Line]]s or [[surface]]s are '''perpendicular''' if they are at [[right angle]]s to one another. In two-dimensional space, the mathematical opposite is [[parallel]]. | ||
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Latest revision as of 17:25, July 13, 2016
Lines or surfaces are perpendicular if they are at right angles to one another. In two-dimensional space, the mathematical opposite is parallel.