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Answer :

Answer:

  • See below

Step-by-step explanation:

The missing reasons are:

  • 1. k. Given
  • 2. j. Definition of parallelogram
  • 3. d. Definition of linear pair
  • 4. b. Linear pair postulate
  • 5. e/m. Definition of supplementary
  • 6. g. Same side interior angles theorem
  • 7. e/m. Definition of supplementary
  • 8. a/c. Substitution property of congruence
  • 9. i. Subtraction property of congruence
  • 10. f. Alternate interior angles theorem
  • 11. l. Alternate exterior angles theorem
  • 12. h. Angle congruence postulate

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