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The angle subtended by the chord x +y=1 ...

The angle subtended by the chord `x +y=1` at the centre of the circle `x^(2) +y^(2) =1` is `:`

A

`(pi)/( 4)`

B

`(pi)/( 3)`

C

`(pi)/(2)`

D

`(2pi)/( 3)`

Text Solution

Verified by Experts

The correct Answer is:
C
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