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Your Turn Identify the type of angle pair described in the given condition. How do you know that lines e and m are parallel? 1 4/3 8. m43 + m46 = 180 5/6 m 8/7 9 . 42 ~ 26 Elaborate 10. How are the converses in this lesson different from the postulate/theorems in the previous lesson? 11. What If? Suppose two lines are cut by a transversal such that alternate interior angles are both congruent and supplementary. Describe the lines. 12. Essential Question Check-In Name two ways to test if a pair of lines is parallel, using the interior angles formed by a transversal crossing the two lines. Personal Evaluate: Homework and Practice Math Trainer The diagram shows two lines cut by a transversal t. Use the diagram Online Homework Hints and Help and the given statements in Exercises 1-3 on the facing page. . Extra Practice Statements lines & and m are parallel 1 / 2 m/ + m /3 = 180 4/3 5/6 m 8/7 Module 1 10 Lesson