AP EAMCET · Maths · Three Dimensional Geometry
If the direction cosines of two lines are such that \(2 l+m+2 n=0\) and \(3 l^2+5 m^2-11 n^2=0\), then the angle between the two lines is
- A \(\frac{\pi}{4}\)
- B \(\frac{\pi}{3}\)
- C \(\frac{\pi}{6}\)
- D \(\frac{\pi}{2}\)
Answer & Solution
Correct Answer
(D) \(\frac{\pi}{2}\)
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