Use a double number line to solve. gabe collects model train and planes. he has 2 trains for every 5 planes. if gabe has 25 planes, how many trains does he have? [type your answer as a number.]

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.