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In the figure, the radius of the larger ...

In the figure, the radius of the larger circle is 2 cm and the radius of the smaller circle is 1 cm and the larger circle passes through the centre of the smaller circleThe length (in cm) of the chord AB is :

A

`sqrt15/2`

B

`2`

C

`3/2`

D

`(5sqrt34)/17`

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