A lo largo de un camino hay un árbol cada 9 metros y una farola cada 6 metros. ¿Cada cuántos metros coinciden los árboles y los farolas? A) 18 m
B) 6 m
C) 9 m
D) 3 m

Nina has prepared the following two-column proof below. she is given that ∠oln ≅ ∠lno and she is trying to prove that ol ≅ on. triangle oln, where angle oln is congruent to angle lno nina made two errors in the proof. identify and correct the errors.