What must be true about the slopes of two perpendicular lines, neither of which is vertical?
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Mathematics, 26.12.2019 06:31 porkhappycom
What must be true about the slopes of two perpendicular lines, neither of which is vertical?
a.
the slopes are equal.
b.
the slopes have product 1.
c.
the slopes have product –1.
d.
one of the slopes must be 0.
Answers: 1
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