oil and gas prices THe average gasoline price per gallon (in cities) and the cost of a barrel of oil shown below for a random selection of weeks in 2015. oil: 87.80, 47.67, 58.03, 53.18, 40.38, 41.06. Gasoline: 3.050, 2.680, 3.044, 2.627, 2.443, 2.349

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 step statement reason 1 ∠oln ≅ ∠lno given 2 draw oe as a perpendicular bisector to ln by construction 3 ∠leo ≅ ∠neo transitive property of equality 4 m∠leo = 90° definition of a perpendicular bisector 5 m∠neo = 90° definition of a perpendicular bisector 6 le ≅ en definition of a perpendicular bisector 7 δole ≅ δone side-angle-side (sas) postulate 8 ol ≅ on cpctc nina made two errors in the proof. identify and correct the errors.