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Perpendicular Lines
CONCEPTS
Properties of a Line
• Lines that are perpendicular have slopes that are opposite and reciprocal (m₁ = - 1/ m ₂)
PRACTICE PROBLEMS
Question 1 What line is perpendicular to y = 3x + 4?
-- Answer -- y = -1/3x + 4
m = 3 for the line. The slope perpendicular = -1/3
y = -1/3x + 4
ACT PRACTICE PROBLEMS
1/1
71h
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