Question

PLEASE HELP MEDAL TO CORRECT ANSWER WITH EXPLANATION

Answer 1

same formula will be used ((a + c)/2, (b + d)/2).
EG is the diameter of the circumscribed cirlcle
The center of this circle is located at the midpoint of EG.

Answer 2

(4+8/2 , 4+2/2)

Answer 3

(6, 3) will be the center

Answer 4

aww i was about to say that

Answer 5

thank you @annas

Answer 6

thats a pleasure Ash ^_^

Answer 7

you're so sweet!

Answer 8

aww thank you ^_^ so are you my dear friend :)