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Show that the line joining the origin to...

Show that the line joining the origin to the point `(2,1,1)` is perpendicular to the line determined by the points `(3,5,-1)` and `(4,3,-1)dot`

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Show that the line joining the origin to the point (2, 1, 1) is perpendicular to the line determined by the points (3, 5, -10 and (4, 3, -1).

Show that the line joining the origin to the point (2, 1, 1) is perpendicular to the line determined by the points (3, 5, -1) , (4, 3, -1) .

Show that the line joining the points (4,-3) and (0,7) is perpendicular to the line joining the points (5,2) and (0,0) .

Show that the line joining the points (2,-6) and (-4,-8) is perpendicular to the line joining the points (4,-2) and (6,-8) .

Line joining the points (3,-4) and (-2,6) is perpendicular to the line joining the points (-3,6) and (9,-18).

Line joining the points (3,-4) and (-2,6) is perpendicular to the line joining the points (-3,6) and (9,-18).

Show that the line joining the points (1,2,3), (-1,-2,-3) is perpendicular to the line joining (-2,1,5),(3,3,2).

Show that the line through the points (1, 1, 2), (3, 4, 2) is perpendicular to the line through the points (0, 3, 2) and (3, 5, 6).

Determine the value of k so that the line joining points A(k,1,-1) and B(2,0,2k) is perpendicular to the line joining the points C(4,2k,1) and D(2,3,2) .

Show that the line through the points (1,-1,2) and (3,4-2) is perpendicular to the line through the points (0,3,2) and (3,5,6)dot

RD SHARMA ENGLISH-DIRECTION COSINES AND DIRECTION RATIOS-All Questions
  1. Show that the points (2,3,4),(-1,-2,1),(5,8,7) are collinear.

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  2. Show that the line through the points (4, 7, 8), (2, 3, 4)is parallel...

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  3. Show that the line joining the origin to the point (2,1,1) is perpe...

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  4. Find the angle between the lines whose direction ratios are proport...

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

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  6. Find the direction cosines of the lines, connected by the relations...

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  7. Find the angle between the lines whose direction cosine are given by...

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  8. Find the angle between the lines whose direction cosine are given by...

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  9. Find the angle between the lines whose direction cosine are given by...

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  10. Find the angle between the lines whose direction cosine are given by...

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  11. Define direction cosines of a directed line.

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  12. What are the direction cosines of Y-axis?

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  13. Find the direction cosines of x, y and z-axis.

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  14. What are the direction cosines of Z-axis?

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  15. Write the distance of the point (7, -2, 3) from "X Y"," Y Z and X Z"...

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  16. Write the ratio in which YZ plane divides the segment joining" P"(-2...

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  17. A line makes an angle of 60^0 with each of X-axis and Y-axis. Find ...

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  18. If a line makes angle "alpha","beta\ and\ gamma" with the coordinat...

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  19. Write the inclination of a line with Z-axis, if its direction ratio...

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  20. Find the angel between the vectors with direction ratios proportion...

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