Coordinate axes and coordinate planes in three dimensions. Coordinates of a point. Distancebetween two points and section formula, Direction cosines and direction ratios of a line joining two points. Cartesian equation and vector equation of a line, coplanar and skew lines, shortest distance between two lines. Cartesian and vector equation of a plane. Angle between (i) two lines, (ii) two planes, (iii) a line and a plane. Distance of a point from a plane
9-solid-geometry-3d.pdf