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09-01-2018
Mathematics

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How to determine whether the pair of lines is parallel perpendicular or neither?

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09-01-2018

If the slopes of the 2 lines are equal then they are parallel.

If m1m2 = -1 (where m1 and m2 are the slopes of the 2 lines) then they are perpendicular.

If the 2 slopes do not match either the first or second conditions then they are neither parallel or perpendicular.

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