Show that the point (-1/2,5/2) is the centre of the circle circumscribing the triangle whose vertices are (0,1), (1,2) and (-2,3).

- Jul 2nd 2010, 10:50 PMIlsaCoordinates of centre of circle circumscribing triangle with given vertices.
Show that the point (-1/2,5/2) is the centre of the circle circumscribing the triangle whose vertices are (0,1), (1,2) and (-2,3).

- Jul 2nd 2010, 11:24 PMrunning-gag
Hi

You just need to show that the distances between the point (-1/2,5/2) and each vertex are equal