imo class 12 three dimensional geometry

If l=m=n>0 are direction cosines, then each equals:

VAVidaara Admin Asked 6d ago 0 views 0 answers

If l=m=n>0 are direction cosines, then each equals:

  • A. 1/√3
  • B. 1/3
  • C. √3
  • D. 3

Answer: A) 1/√3

Explanation: 3l²=1 ⇒ l=1/√3.

0 Answers

Log in to post your own answer or join the discussion.

Discussion (0)

No comments yet — start the discussion.

← Back to all questions