e-Notes 2


This part contains:
• Angle between Two non-parallel Lines
Condition for the lines to be parallel
Condition for the lines to be perpendicular:
Conditions for two lines to be coincident, parallel, perpendicular and intersecting
• Equation of Parallel and Perpendicular lines to a given Line
• Equation of Straight line through a given point (x1,y1) making a given Angle ‘α ‘ with a given Line
• A Line equally inclined with Two Lines
• Point of Intersection of Two Lines
• Family of Lines
• Perpendicular Distance of a Point from a Line
• Foot of the Perpendicular from a Point to a Line
• Image of a Point
The image of a point with respect to the line mirror
The image of a point with respect to x-axis:
The image of a point with respect to y-axis
The image of a point with respect to the origin:
The image of a point with respect to the line y = x:
The image of a point with respect to the line y = x tan  :
• The Distance between Two Parallel Lines