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9 December, 13:32

What is the slope of a line that is perpendicular to the line y = - 1/2 x + 5?

A. - 2

B. - 1/2

C. 1/2

D. 2

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Answers (1)
  1. 9 December, 14:13
    0
    The answer is D. 2

    The slope of this line is - 1/2

    Two lines are perpendicular when multiplying their slopes = - 1

    The only answer that gives this is D:

    (-1/2) * 2 = - 1
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