If a directed line L passing through the origin makes angles α, β an – InterviewSolution

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1.	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?
Answer» 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?

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