Parallel lines close parallel lines Lines which never meet and stay the same distance apart. Parallel lines are indicated by a pair of arrows. are two or more straight lines that remain the same ...
1. Two angles and two planes. This drawing is marked: 2A-2PL*. Compare model 1979.0102.262. 2. Line perpendicular to two skew lines . A mark reads: L {perpendicular}2SL* For an example of the model, ...
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