If A(1,2,3),B(4,5,7) ,C(-4,3,-6) and D(2...

If A(1,2,3),B(4,5,7) ,C(-4,3,-6) and D(2,9,2) are four given points then find the angle between the lines AB and CD. a)`(pi)/(6)` b)`(pi)/(4)` c)`(pi)/(3)` d)`0`

A

`(pi)/(6)`

B

`(pi)/(4)`

C

`(pi)/(3)`

D

`0^(@)`

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The correct Answer is:

D

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