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In DeltaABC, /ABC = 70^@, /BCA = 40^@. O...

In `DeltaABC, /_ABC = 70^@, /_BCA = 40^@`. O is the point of intersection of the perpendicular bisectors of the sides, then the angle `/_BOC` is

A

`100^@`

B

`120^@`

C

`130^@`

D

`140^@`

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The correct Answer is:
D
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