Answer:
3 - should be Transitive Property of Congruence
4 - segment JN is congruent to segment NK
5 - segment MN is congruent to NK
6 - Definition of isosceles triangle
Step-by-step explanation:
3 - replace the segment NL with JN and that would be Transitive
4 - segment JN is congruent to segment NK was in the given
5 - if segment JN is congruent to MN then it would be congruent to NK also
6 - MN are NK congruent sides and a isosceles triangle has 2 congruent sides so yeah
