Three Dimensional Geometry

This topic covers concepts, such as, Distance Formula in 3D: Cartesian Form, 3D Cartesian Coordinate System, Regular Tetrahedron & Centroid of Tetrahedron etc.

This topic covers concepts, such as, Directions Cosines of a Line, Direction Cosines of a Line Joining Two Points, Direction Ratios of a Line, Direction Ratios of a Line Joining Two Points & Direction Cosines of Axes etc.

This topic covers concepts, such as, Equation of a Line through a Point and Parallel to a Vector, Equation of a Line in 3D: Symmetric Form, Reduction of Non-symmetrical Form to Symmetrical Form & Angle Bisectors of Lines in 3D etc.

This topic covers concepts, such as, A Line and a Point in 3D, Distance of a Point from a Line in 3D, Foot of Perpendicular from a Point to a Line in 3D & Image of a Point in a Line in 3D etc.

This topic covers concepts, such as, Planes in 3D, Definition of Plane in 3D, Equation of a Plane in General Form & Equation of a Plane in Intercept Form etc.

This topic covers concepts, such as, Distance of a Point from a Plane, Points and a Plane in 3D, Foot of Perpendicular from a Point to a Plane & Image of a Point in a Plane etc.

This topic covers concepts, such as, Angle between a Plane and a Line, Condition for a Line to Lie in a Plane, Intersection Point of a Line and a Plane, A Line and a Plane & Line of Greatest/Least Slope in a Plane etc.

This topic covers concepts, such as, Angle between Two Planes, Parallel Planes, Planes Having Common Line of Intersection & Planes Form a Triangular Prism etc.

This topic covers concepts, such as, Family of Planes Parallel to Coordinate Planes, Family of Planes Parallel to Coordinate Axes, Family of Plane Passing through a Line & Family of Planes Passing through a Coordinate Axis etc.

This topic covers concepts, such as, Angle between Two Lines in 3D, Parallel Lines in 3D, Intersection Point of Two Lines in 3D & Interaction between Two or More Lines etc.