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Select and write the correct answer from the given alternatives in each of the following:The perimeter of a certain sector of a circle is equal to the length of the arc of a semi-circle having the same radius. Then the angle of the sector in degrees,minutes and seconds is:

A

`65^@28'36''`

B

`65^@30'24''`

C

`60^@230'24''`

D

`60^@24'30''`

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