E’(5,-2)
F’(1,-2)
G’(5,1)
H’(5,5)
Please check if I understand the question correct
Sorry I don’t know if you have any other problems then I will be willing to help
<DFA = 180 -(66+56) = 58
<EOB = 360- (90+90+58) = 122
<COB = 360 - (90+90+66) = 114
<COE = 360 - (90+90+56) = 124 so arcCE = 124
answer
<DFA = 58
<EOB = 122
<COB = 114
arc CE = 124