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The distance of the point P(a, b, c) fro...

The distance of the point P(a, b, c) from the x-axis is

A

`sqrt(a^(2)+c^(2))`

B

`sqrt(a^(2)+b^(2))`

C

`sqrt(b^(2)+c^(2))`

D

`b^(2) + c^(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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HIMALAYA PUBLICATION-THREE DIMENSIONAL GEOMETRY-QUESTION BANK
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  2. If alpha, beta, gamma are the angles that a line makes with the positi...

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  3. The distance of the point P(a, b, c) from the x-axis is

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  4. The equation of x-axis in space are

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  5. A line makes equal angles with coordinate axes. Direction cosines of t...

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  6. Distance of the point (alpha, beta, gamma) from the y-axis is

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  7. If the direction cosines of a line are k,k,k then

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  8. Distance of the plane vec r . (2/7 i + 3/7 j + 6/7 k ) = 1 from the or...

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  9. The sine of the angle between the straight the (x-2)/(3)=(3-y)/(-4)=(z...

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  10. Reflection of the point (alpha, beta, gamma) in XY plane is

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  11. The area of the quadrilateral ABCD, where A (0, 4, 1), B (2, 3, - 1), ...

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  12. The locus represented by xy+yz=0 is

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  13. The plane 2x-3y+6z-11=0 makes an angle sin^(-1)(alpha) with X - axis. ...

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  14. A line with direction cosines proportional to 2,1,2 meets each of the ...

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  15. A line makes some angle theta, with each of the x and z-axis. If the a...

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  16. Distance between two parallel planes: 2x + y + 2z = 8 and 4x + 2y + 4z...

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  17. The distance between the line vec r = 2i+2j+3k + lambda (i-j+4k) and t...

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  18. If the angle theta between the (x+1)/1=(y-1)/2=(z-2)/2 and the plane 2...

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  19. The angle between the lines 2x = 3y = - z and 6x =-y = 04z is

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  20. The image of the point (- 1, 3, 4) in the plane: x-2y=0 is:

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