Step-by-step explanation:
hop it help ..........
........
You need to find the change in x and y
change in x = 12
change in y = 16
to find the distance you use a^2+ b^2 = c^2
or in this case x^2 + y^2 = d^2
144+256 = 400

=20
so distance equals 20
I hope this helps!
Answer:
O the circumcenter is equidistant to all three vertices
Step-by-step explanation: