Respuesta :

Answer:

∠ e = 135°

Step-by-step explanation:

∠ f and 45° are corresponding angles and are congruent , so

∠ f = 45°

∠ e and ∠ f are adjacent angles and sum to 180°

∠ e + 45° = 180° ( subtract 45° from both sides )

∠ e = 135°