A square hole is punched out of a circul...

A square hole is punched out of a circular lemena, the diagonal of the square coinciding with the radius of circle. If .a. be the diameter of the circle, the distance of the centre of mass of reminder from previous centre of mass.

`(4(2pi-1))/(a)`

`(a)/((2pi-1))`

`(a)/(4(2pi-1))`

no change

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