Perpendicular distance (Length of the perpendicular):

The perpendicular distance from a point P (x1, y1) to the line ax + by + c = 0 is

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# Perpendicular distance (Length of the perpendicular): The perpendicular distance from a point P (x1, y1) to the line ax + by + c = 0 is

The perpendicular distance from a point P (x1, y1) to the line ax + by + c = 0 is