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Are perpendicular lines perpendicular to a third line?

In: Math and Arithmetic, Algebra, Geometry [Edit categories]

Answer:

Yes. Take a look at the corner of your room,
where two walls meet the floor.

First answer by Alcohen2006. Last edit by Alcohen2006. Contributor trust: 1138 [recommend contributor ]. Question popularity: 1 [recommend question].

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Can perpendicular lines be parallel lines?
No, never. Perpendicular lines cross each other at right angles. To be parallel two lines must never cross each other.
What line is perpendicular to a vertical line?
Two lines are perpendicular when the cross product of their director vectors is equal to one. Example A = (1,0,0) B= (0,1,0) A x B = 1 then A is perpendicular to B
Perpendicular lines are intersecting lines that?
Form right angles
What kind of lines are perpendicular lines?
lines that are beside each other and never meet
Are intersecting lines perpendicular or not perpendicular?
Intersecting lines may or may not be perpendicular. If the angle of intersection between two intersecting lines is 90 degrees, then the two lines are perpendicular. Otherwise, the lines are not...