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In a convex polygon of 6 sides two diago...

In a convex polygon of 6 sides two diagonals are selected at random. The probability that they interesect at an interior point of the polygon is

A

`(2)/(5)`

B

`(5)/(12)`

C

`(7)/(12)`

D

`(3)/(5)`.

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The correct Answer is:
B
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