Three rods of the same mass are placed a...

Three rods of the same mass are placed as shown in the figure. What will be the co-ordinates of the cneter of mass of the system ?

`( a//2, a//2)`

`( a//sqrt( 2), a//sqrt(2))`

`((sqrt(2)a)/(3), ( sqrt( 2)a)/(3))`

`((a)/(3), ( a)/( 3))`

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