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What are direction numbers of a line.​
  • a)
    numbers which are same as direction angles of a line
  • b)
    numbers which are proportional to the direction angles of a line
  • c)
    numbers which are proportional to the direction cosines of a line
  • d)
    none
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
What are direction numbers of a line.a)numbers which are same as direc...
The numbers which are proportional to direction cosines of a line are called direction numbers of the line.
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What are direction numbers of a line.a)numbers which are same as direction angles of a lineb)numbers which are proportional to the direction angles of a linec)numbers which are proportional to the direction cosines of a lined)noneCorrect answer is option 'C'. Can you explain this answer?
Question Description
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