Complete the proof.


Given:Transversal t cuts line l and line m.
∠2 ≅ ∠7
Prove: l ║m


Answer Bank (you will not use all the options):Use the Properties of Equality and Postulates and Theorems documents or the appendices in the textbook.
Alternate Interior Angles Theorem, Converse of Corresponding Angles Postulate, Given, Reflexive Property, Transitive Property, Vertical Angles Theorem
Statement Reasons
Transversal t cuts line l and line m. 1. Given
∠2 ≅ ∠7 2.
∠2 ≅ ∠3 3.
∠3 ≅ ∠7 4.
l ║m 5.