Answer:
a) Alternate interior that are congruent are 15 and 10. Alternate interior that are not congruent are 27 and 28
b) Alternate exterior that are congruent are 13 and 24. Alternate exterior that are not congruent are 19 and 22.
c) Corresponding angles that are congruent are 23 and 18. Corresponding angles that are not congruent are 11 and 12.
Explanation: