Straight Line

This topic covers concepts such as Coordinate Geometry, 2D Coordinate System, Rectangular Cartesian Coordinate System, Quadrants of 2D Plane, A Point in 2D Coordinate System, Distance of a Point from the Axes, Distance between Two Points, etc.

This topic covers concepts such as Special Points in Triangle, Centroid of a Triangle, Coordinates of Centroid in Triangle, Properties of Centroid, Incentre of a Triangle, Coordinates of Incentre, Property of Incentre, Excentre of a Triangle, etc.

This topic covers concepts such as Transformation of Axes, Shifting of Origin, Rotation of Axes, and Shifting and Rotation of Axes.

This topic covers concepts such as Straight Line, Slope of a Line, Finding Slope of a Line Passing through Two Points, Finding Slope of a Line Parallel to the x-axis, Finding Slope of a Line Parallel to the y-axis, etc.

This topic covers concepts such as Point and a Straight Line, Position of a Point with Respect to a Line, Relative Position of Two Points with Respect to a Line, Position of a Point with Respect to a Triangle, Image of a Point in a Line Mirror, etc.

This topic covers concepts such as Finding Area of Triangle when Equations of Sides are Given, Finding Area of Quadrilateral when Sides are Given, Interaction between Two Lines, Two Intersecting Lines, Two Parallel Lines, Two Coincident Lines, etc.

This topic covers concepts such as Bisectors of the Angles between Two Lines, To Discriminate between Acute and Obtuse Angle Bisector, Equation of Bisector between Two Lines, and Bisector of the Angle between Two Lines Containing a Given Point.

This topic covers concepts such as Condition of Concurrency of Three Lines, Family of Lines, Family of Lines Passing through Origin, Family of Lines Passing through Given Point, Family of Lines Passing through Intersection Point of Two Lines, etc.

This topic covers concepts such as Pair of Lines, Homogeneous Equation of Pair of Lines, Slopes of the Lines of a Homogeneous Pair, Angle between the Lines of a Homogeneous Pair, Parallel Lines in a Homogeneous Pair of Lines, etc.