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# what are direction cosines?

Tutor

Direction cosines of a vector 'a' are the cosines of the angle between the vector and each of the axes.

Tutor

The direction cosines of a vector are the cosines of the angles between the vector and the three coordinate axes. Or equivalently it is the component contributions of the basis to the unit vector.

Tutor

Cosines of angles made by a vector with different axis.

Math Educator for Std.11th ,12th , Engineering Entrance and Degree Level with 11+ Years Experience

The direction cosines of a vector are the cosines of the angles between the vector and the three coordinate axes.

Home Tutor

In analytic geometry, the direction cosines (or directional cosines) of a vector are the cosines of the angles between the vector and the three coordinate axes. Or equivalently it is the component contributions of the basis to the unit vector.

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