Why do you think a central government was needed during this time? How would this have helped the people In Medieval Europe? *

Nation of conflicting ethnic groups

Ibelieve it would be religious 

The circumcenter is  equidistant  from each vertex of the triangle. the circumcenter is at the  intersection  of the  perpendicular bisectors  of the triangle's sides. the circumcenter of a right triangle falls on the side opposite the right  angle. the incenter  of a triangle is always inside it.