Perpendicular Lines
if you are given any line (y − y1) = (m)(x − x1) on the chart, then its perpendicular equation is:
y − y1 = (-1/m)(x − x1)
if you are given any line (y − y1) = (m)(x − x1) on the chart, then its perpendicular equation is:
y − y1 = (-1/m)(x − x1)
Attached Image
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