Which of the following describes the slopes of perpendicular lines?

asked May 12, 2018 149k views

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Al is correct, perpendicular lines will be negative reciprocals of each other.

Mathematically:

m1*m2=-1

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3 votes

The slopes of two perpendicular lines are negative reciprocals. What does "the following" mean ?

StackG answered May 17, 2018

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