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in 3D Coordinate Geometry by (49.9k points)
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Find the direction ratios and the direction cosines of the line segment joining the points:

(i) A (1, 0, 0) and B (0, 1, 1)

(ii) A (5, 6, -3) and B (1, -6, 3)

(iii) A (- 5, 7, -9) and B (-3, 4, -6)

1 Answer

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Best answer

(i) In the given two line segments

The direction ratios of the line joining these two points are

(ii) In the given two line segments

The direction ratios of the line joining these two points are

(iii) In the given two line segments

The direction ratios of the line joining these two points are

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