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Sector of a Circle

If all the se...

Question

If all the sectors are identical, then what will be the approximate area (in $c m^{2}$ ) covered by the shaded region?
(Take: $\sqrt{2}$ = 1.4 and $\sqrt{3}$ = 1.7)

A

15

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B

11

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C

7

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D

21

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Solution

The correct option is B 11

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