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The radius of a circle is 20 cm. The rad...

The radius of a circle is 20 cm. The radii (in cm) of three concentric circles drawn in such a manner that the whole area is divided into four equal parts, are :

A

`20sqrt2,20sqrt3,20`

B

`(10sqrt3)/3`, (10sqrt2)/3, 10/3`

C

`10sqrt3, 10sqrt2, 10`

D

17, 14, 9

Text Solution

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The correct Answer is:
C
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