The centre of gravity for the following figures are as follows :
(a) A triangular lamina — at the point of intersection of the medians.
(b) A circular lamina — at the centre of the circular lamina.
The centre of gravity for the following figures are as follows :
(a) A triangular lamina — at the point of intersection of the medians.
(b) A circular lamina — at the centre of the circular lamina.