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Co - ordinate Geometry 3D Geometry

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If a line makes angle α, β, γ, δ with the four diagonals of a cube then sin²α + sin²β + sin²γ + sin²δ is equal to

A. 4/3

B. 8/3

C. 2

D. 1

E. None of the above

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Correct choice: A

Explanation:

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Eamcet Mathematics Co - ordinate Geometry 3D Geometry

Eamcet Mathematics
Co - ordinate Geometry 3D Geometry