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If the coordinates of the points `A ,\ B ,\ C ,\ D\ b e\ (1,\ 2,\ 3),\ (4,\ 5,\ 7),\ (-4,\ 3,\ -6)\ a n d\ (2,\ 9,\ 2)` respectively then find the angle between the lines `A B\ a n d\ C Ddot`

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Acording to the Question,
A=(1,2,3)
B=(4,5,7)
C=(-4,3,6)
D=(2,9,2)
...
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RD SHARMA-STRAIGHT LINE IN SPACE -Solved Examples And Exercises
  1. Show that the lines (x-5)/7=(y+2)/(-5)=z/1and x/1=y/2=z/3\ are perpen...

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  2. Determine the equations of the line passing through the point (1, 2, -...

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  3. If the coordinates of the points A ,\ B ,\ C ,\ D\ b e\ (1,\ 2,\ 3),\ ...

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  4. Find the direction cosines of the line (x+2)/2=(2y-7)/6=(1-z)/(-3) . A...

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  5. Determine whether the following pair of lines intersect or not. v...

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  6. Show that the lines (x-1)/3=(y+1)/2=(z-1)/5a n d(x+2)/4=(y-1)/3=(z+1)/...

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  7. Show that the lines (x+1)/3=(y+3)/5=(z+5)/7 and (x-2)/1=(y-4)/3=(z-6)/...

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  8. Determine whether the following pair of lines intersect or not. v...

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  9. Find the equation of the perpendicular from point (3,-1,11) to line x...

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  10. Find the perpendicular distasnce of the point (1,0,0) from the lines (...

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  11. Find the coordinates of the foot of the perpendicular drawn from po...

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  12. find the foot of perpendicular form (0,2,7) to lien (x+2)/(-1)=(y-1)/3...

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  13. Find the equation of line passing through points A(0,6,- 9) and B(-3,-...

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  14. Find the shortest distance between the lines whose vector equations...

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  15. Find the shortest distance between the lines (x-1)/2=(y-2)/3=(z-3)/...

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  16. Find the shortest distance between the following pair of lines and ...

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  17. Find the shortest distance between the following lines: (x-3)/1=(y-5)/...

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  18. By computing the shortest distance determine whether the following ...

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  19. By computing the shortest distance determine whether the following ...

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