skew lines
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Two coplanar lines that never intersect are called called parallel lines.
Coplanar lines that do not intersect are parallel. Non-coplanar lines that do not intersect are called skew lines.
Skew. * * * * * FALSE. In fact, if they are skew, they must intersect. They have to be parallel for them not to intersect.
How very interesting. And the question is ... ? Every line will intersect an infinite number of coplanar lines - not just "two or more".
Tangent circles.