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The distance of the point (1,2,1) from t...

The distance of the point (1,2,1) from the line `(x-1)/2=(y-2)/1=(z-3)/2` is

A

a.`sqrt5/3`

B

b.`(2sqrt3)/5`

C

c.`20/3`

D

d.`(2sqrt5)/3`

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The correct Answer is:
D
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