Question

@dumbcow

Answer 1

ok im not sure what 3 is ... if 2 angles are a linear pair then they must be supplementary

4) definition of supplementary angles

5) Substitution property

6) Subtraction property

7) Definition of congruent angles

Answer 2

wait so what is 2?

Answer 3

*3

Answer 4

@563blackghost

Answer 5

3 is linear pair property

Answer 6

are there any wrong ones?

Answer 7

5 can either be transitive property or what you have

Answer 8

otehrwise it's good