Answer:
Explanation:
In a two column proof we always list the given information first. Then, we add statements and reasons in order of the steps.
Statements Reasons
∠ABC≅∠DEF Given
∠DEF=∠GHI Given
∠ABC=∠GHI Substitution Property of Equality
1. <ABC ~/= <DEF - given
2. <GHI ~/= <DEF - given
3. <DEF ~/= <GHI - symmetric property
4. <ABC ~/= <GHI - transitive property
5. m<ABC = m<GHI - definition of ~/= angles
edge 22
3.5m questions
4.5m answers