Introduction to 3D geometry | Direction of line in space | Direction ratios

Basics OF 3 D- geometry || Direction cosines and Direction ratios

Introduction to co-ordinate geometry

Direction Cosines And Direction Ratios Of A Line

Introduction to Co-ordinate Geometry

Find the direction of a line whose direction ratio are 2, -6, 3 .

Introduction to co-ordinate geometry | Inclination and slope of a line | Angle between two lines and locus

The direction ratios of a vector perpendicular to the two lines whose direction ratios are 1, 3, 2 and -1, 1, 2 are

Find the direction ratios of a vector perpendicular to the two lines whose direction ratios are -2, 1, -1 and -3, -4, 1 .

The direction ratios of vector perpendicular to the two lines whose direction ratios are -2, 1, -1 and -3, -4 , 1 are

Find the direction cosines of the line whose direction ratios are 2,-4,6.