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The lengths of two adjacent sides of a c...

The lengths of two adjacent sides of a cyclic quadrilateral are 2 units and 5 units and the angle between them is `60^(@)`. If the area of the quadrilateral is `4sqrt(3)` sq. units, then the perimeter of the quadrilateral is

A

12.5 units

B

13 units

C

13.2 units

D

12 units

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The correct Answer is:
D
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