Question

If each side of a cube is x, then the angle between the diagonals of the cube is :

• A. \(\cos^{-1}(\frac{1}{\sqrt3})\)
• B. \(\cos^{-1}(\frac{1}{3})\)<
• C. \(\cos^{-1}(-\frac{1}{\sqrt3})\)
• D. \(\cos^{-1}(-\frac{1}{3})\)

Answer 1

The Correct Option is B

The correct option is (B) :\(\cos^{-1}(\frac{1}{3})\).