Which line is perpendicular to a line that has a slope of 3 and a y intercept at (0,0)

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asked Dec 3, 2018 50.4k views

1 Answer

El Hoss · Answer 1 · 2018-12-08T08:19:37+0000

hello :
the line has a equation : y = ax (a y intercept at (0,0))
the slope is : - 1/3 ( product the slope = -1 ..... a×3 = -1)
the equation is : y = (-1/3)x

Which line is perpendicular to a line that has a slope of 3 and a y intercept at (0,0)

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