Find the circumcentre of the triangle formed by the points (-3,1) , (1,3) and (3,0) .

Find the circumcentre of the triangle formed by the points (2,1),(1,-2) and (-2,3).

Show that the point (-frac{1}{2},2,0) is the circumcentre of the triangle formed by the points (1,1,0)(1,2,1) and (-2,2-1) .

Show that (-1,4,-3) is the circumcentre of the triangle formed by the points (3,2,-5),(-3,8,-5) and (-3,2,1)

Show that (-1,4,-3) is the circumcentre of the triangle formed by the points (3,2,-5),(-3,8,-5) and (-3,2,1)

Circumcentre of the triangle formed by the points (2,3), (0,1),(4,1) is

The circumcentre of the triangle formed by the points (1,2,3), (2,3,1),(3,1,2) is

Circumcentre of the trianlge formed by the points (2,3),(0,1),(4,1) is