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8 February, 21:53

A line has a slope of - 3. What is the slope of a line perpendicular to it?

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Answers (2)
  1. 8 February, 21:55
    0
    The slope of the perpendicular line is 1/3

    Step-by-step explanation:

    Perpendicular lines have slopes that multiply to negative 1

    Let the slope of the line we are looking for be m

    -3 * m = - 1

    Divide each side by - 3

    -3m / -3 = - 1/-3

    m = 1/3
  2. 8 February, 21:56
    0
    1/3

    Step-by-step explanation:

    The slope of a line perpendicular to it = - 1/m = - 1/-3 = 1/3
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