Foot OF perpendicular distance OF a point from a line|| Perpendicular distance between 2 parallel lines|| Foot OF perpendicular|| Image OF a point ||Imp. points to remember

To find perpendicular distance of a point from a line and distance between 2 parallel lines

Foot of perpendicular on a line

Perpendicular Distance OF a Point from a Line || Foot OF Perpendicular || Image OF a Point in a Given Line

Perpendicular distance of a point from line in vector and cartesian form

Concurrency of lines|Foot Of Perpendicular And Image Of A Point w.r.t. A Line

Distnace of A Point From A Line|Distance Between 2 Parallel Lines|OMR

Perpendicular distance between point & line || Distance between two parallel line || Image OF a point with respect to various cases || Area OF parallelogram & Isosceles triangle

From any point P on the line x = 2y perpendicular is drawn on y = x. Let foot of perpendicular is Q. Find the locus of mid point of PQ.