If a directed line L passing through the origin makes angles - - and y with x- y and z -axes- respectively- what are - - and y called-

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Direction Cosines

If a directed...

Question

If a directed line L passing through the origin makes angles α, β and y with x, y and z-axes, respectively, what are α, β and y called?

direction angles of the directed line L

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angles of the directed line L

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octant angles of the directed line L

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coordinate angles of the directed line L

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Solution

The correct option is A
direction angles of the directed line L

If a directed line L passing through the origin makes
angles α, β and y with x, y and z-axes, respectively, are called direction angles.

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If a directed line L passing through the origin makes angles α, β and y with x, y and z-axes, respectively, what are α, β and y called?

The correct option is A direction angles of the directed line L If a directed line L passing through the origin makes angles α, β and y with x, y and z-axes, respectively, are called direction angles.

The correct option is A
direction angles of the directed line L

If a directed line L passing through the origin makes
angles α, β and y with x, y and z-axes, respectively, are called direction angles.