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The equation of the cirlce with centre (...

The equation of the cirlce with centre (0,0) and which cuts off a chord of length 4 units on `x+2y=5` is

A

`x^(2)+y^(2)=9`

B

`x^(2)+y^(2)=3`

C

`x^(2)+y^(2)=5`

D

`x^(2)+y^(2)=4`

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The correct Answer is:
A
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