息 Let Us Practice More Which lines are parallel if given the following conditions? State the postulate or theorem that justifies your conclusion.
1. m∠7 = 48 and m∠11 = 48
2. m∠1 = 109 and m∠14 = 109
3. m∠1 = 98 and m∠3 = 98
4. m∠9 = 104 and m∠12 = 104
5. m∠3 = mz6
6. m∠1 = m∠14
7. m∠5+ m∠9 = 180
8. m∠2+ m∠14 = 180
9. ∠3 = ∠16
10. m∠3 + m∠15 = 180​