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Two positive real numbers x and y satisf...

Two positive real numbers x and y satisfying `xle1 and yle1` are chosen at random. The probability that `x+yle1`, given that `x^2+y^2le(1)/(4)`, is

A

`(pi)/(16)`

B

`(4pi)/(16)`

C

`(pi)/(8)`

D

None of these

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The correct Answer is:
(a)
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