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In the given figure, a circle touches th...

In the given figure, a circle touches the sides of the quadrilateral PQRS. The radius of the circle is 9 cm. `angleRSP=angleSRQ=60^(@)andanglePQR=angleQPS=120^(@)`. What is the perimeter (in cm) of the quadrilaterial?

A

`36sqrt(3)`

B

`24sqrt(3)`

C

`48sqrt(3)`

D

32

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