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what is the slope of a line perpendicular to a line with slope 1/2

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what is the slope of a line perpendicular to a line with slope 1/2.

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asked Mar 11, 2014 in ALGEBRA 1 by payton Apprentice

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1 Answer

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Perpendicular lines slopes are negitive reciprocal to each other.

Given line slope = 1/2.

Then the perpendicular line slope is -2.

answered Mar 11, 2014 by david Expert

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