Find Circum Center of Three point of Triangle [Not using Compass]

Question

I am trying to find circumcenter of Given Three point of Triangle……..

NOTE: all these three points are with X,Y and Z Co-Ordinate Means point

Answer 1

The wiki page on Circumscribed circle has it in terms of dot and cross products of the three vertex vectors. It also has a formula for the radius of the circle, if you are so interested.