What is the reason for the third step in this proof? Given: a || b, and both lines are cut by transversal t. Prove: 2= 7
1. a || b given
2. 2 3 Vertical Angles Theorem
3. 3 6
4. 2 6 Transitive Property of Congruence
5. 6 7 Vertical Angles Theorem
6. 2 7 Transitive Property of Congruence
Answers:
Transitive Property of Equality
A) Alternate Interior Angles Theorem
B) Corresponding Angles Theorem
C) Same-Side Interior Angles Theorem
D) Vertical Angles Theorem