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3 July, 18:48

Lines c and d are perpendicular. If the slope of line c is - 4, what is the slope of line d?

A. - 1/4

B. 1/4

C. - 4

D. 4

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Answers (1)
  1. 3 July, 21:47
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    Answer: The slope of line d is A. - 1/4

    Step-by-step explanation:

    To find the slope of a line perpendicular to another one, you take the first line's slope's reciprocal and multiply it by - 1.

    4's reciprocal is 1/4

    1/4*-1 = - 1/4
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