KnowraSkew linesLinked fromLinked fromThe 5 pages that link to Skew lines, each with the reason it gives.All 5Compared with 5Parallel linesCompared with: They do not meet, but fail the coplanarity condition for parallel lines.Perpendicular linesCompared with: Skew lines cannot form a right-angle intersection because they do not meet.TransversalCompared with: A transversal cannot intersect skew lines, since no plane contains both lines and their intersection.CoplanarityCompared with: They are the canonical failure of a pair of lines to share a plane.Line–line intersectionCompared with: They show why nonparallel directions alone do not guarantee an intersection outside a plane.