What is an angle that is supplementary to ∠CGE?

Which of the following are accepted without proof in a logical system? check all that apply.

Aword processing program requires a 7- digit registration code made up of the digits 1,2,4,5,6,7 and 9 each number has to be used and no number can be used mor than once how many codes are possible

Answer pls man im trying to get out of summer school