J= -8c^2 - 4cd - d^2 k= -3c^2 +7cd - 3d^2 j+k =

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.