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Find the angle between the lines whose d...

Find the angle between the lines whose dcs. L, m, n are connected by the relation, `3l+m+5n=0 and 6mn-2nl+5lm=0`

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MBD PUBLICATION-THREE DIMENSIONAL GEOMETRY-QUESTION BANK
  1. Prove the angle between the diagonal of one of the faces of the cube a...

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  2. Find the angle which a double ordinate of length 2a subtends at its ve...

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  3. Find the angle between the lines whose dcs. L, m, n are connected by t...

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  4. If l1,m1,n1andl2,m2,n2 are the direction cosines of two mutually perpe...

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  5. State Ture or False .Through any four points one and only one plane c...

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  6. State True or False . The equation of xy-plane is x + y = 0.

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  7. The plane ax + by + c = 0 is perpendicular to z-axis.

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  8. The equation of the plane parallel to xz-plane and passing through (2,...

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  9. State True or False .The planes 2x - y + z -1 = 0 and 6x - 3y + 3z = 1...

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  10. State true or False .The planes 2x +4y -z + 1 = 0 and x - 2y - 6z + 3 ...

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  11. The distance of a point from a plane is same as the distance of the po...

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  12. The equation of a plane passing through (1, 1, 2) and parallel to x + ...

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  13. The equation of plane perpendicular to z-axis and passing through (1, ...

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  14. The distance between the parallel planes 2x - 3y + 6z +1 = 0 and 4x - ...

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  15. The plane y-z+1=0 is

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  16. A plane whose normal has direction ratios lt 3, -2, k gt is parallel t...

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  17. Find the equation of planes passing throught the points (6,-1,1), (5,1...

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  18. Find the equation of planes passing throught the points (2,1,3),(3,2,1...

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  19. Find the equation of planes passing throught the points (-1,0,1),(-1,4...

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  20. Find the equation of planes passing throught the points (-1,5,4),(2,3,...

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