A circular disc of diameter d and a square plate of side d are placed as shown in fig. The centre of mass of this combination from centre of disc is (both the object are having same mass per unit area):

A circular disc of diameter d and a square plate of side d are placed

1.	A circular disc of diameter d and a square plate of side d are placed as shown in fig. The centre of mass of this combination from centre of disc is (both the object are having same mass per unit area):
Answer» `(4D)/(4+pi)` `(4d)/(3+pi)` `(2D + 3PI)/(4+pi)` `(3D + 7pi)/(4+pi)` ANSWER :A