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The angle between the lines (x-1)/1 = (y...

The angle between the lines` (x-1)/1 = (y-1)/1 = (z-1)/2 `and `(x-1)/(-sqrt3 -1) = (y-1)/(sqrt3 -1) = (z-1)/4` is

A

`pi/6`

B

`pi/3`

C

`(cos^(-1))1/65`

D

`pi/4`

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The correct Answer is:
B
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HIMALAYA PUBLICATION-THREE DIMENSIONAL GEOMETRY-QUESTION BANK
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