Parallel lines run in the same direction. If they are intersected by one line and that line is perpendicular to both, then it proves that the lines run parallel to each other.
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As far as we know, two lines can be perpendicular, or they can be parallel, but they can't be both.
They are parallel to each other.
Perpendicular and parallel lines are two examples.
'two perpendicular number lines are called'Special:Search
PARALLEL AND PERPENDICULAR LINESParallel lines can run side by side on forever but perpendicular lines make a 90 degree angle.