The lines mean that they are congruent. So, the sides with 1 line are congruent to each other, while the sides with 2 lines are congruent to each other.
1) EF = 8, IG = 3, GF = 3
2) NO = 10, OQ = 6 and the polygons are congruent
Comment back if you need further explanation. I'm happy to help
