In the figure, ABCD is a rectangle and G is the centroid of the triangle ABC . If BG=4 cm, then find the length of AC.

If triangle ABC , AC = 13 cm. then find the length of the median BD.

In the figure above, PQRS is a parallelogram and G is the centroid of the triangle PQR . A is the point of intersection of the diagonals PR and SQ. If AG=3 cm, then find the length of SQ.

Let G be the centroid of the equilateral triangle ABC of perimeter 24 cm. Then the length of AG is

In the figure, ABCD is a rectangle, and the area of Delta ACE is 10. What is the area of the rectangle?