Find the coordinates of the centroid of a triangle whose vertices are `(0,\ 6),\ (8,\ 12)` and `(8,\ 0)` .

The co-ordinates of the centroid of a triangle whose vertices are (0,6),(8,12) and (8,0).

Find the coordinates of the circumcentre of the triangle whose vertices are (3,\ 0),\ (-1,\ -6) and (4,\ -1) . Also, find its circumradius.

Find the centroid of the triangle whose vertices are A(-1,0), B(5, -2) and C(8, 2).

Find the coordinates of the circumcentre of a triangle whose vertices are (8, 6), (8, - 2), and (2-2). Also find its circumradius.

What are the coordinates of the centroid of a triangle, whose vertices are A(1,-5), B(4,0) and C(-2,2)?

Determine the centroid of a triangle whose vertices are (5,3), (6,1) and (7,8).

Find the coordinates of the circumcentre of the triangle whose vertices are (3, 0), (-1, -6) and (4, -1) . Also, find its circumradius.