Respuesta :

Answer:

Options B and D

Step-by-step explanation:

B.

[tex]. \\ \angle \: 1 \cong \angle 5 \\ (exterior \: alternate \: \angle s) \\ [/tex]

D.

[tex]\angle \: 1 \cong \angle 7 \\ (vertical \: \angle s) \\ [/tex]