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In the adjoining figure O is the centre ...

In the adjoining figure O is the centre of the circle. The radius OP bisects a rectangle ABCD, at right angle. `DM = NC = 2 cm` and `AR = SB =1 cm and KS = 4 cm and OP =5cm.` What is the of the rectangle?

A

`8cm^(2)`

B

`10cm^(2)`

C

`12cm^(2)`

D

none of these

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The correct Answer is:
B
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