Complete the following analogy earth inner core blink earth outer core liquid

A,b,c is the answer to the question

Answerhighlands and forests;

Answermongolia;

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.