Answer :
Answer:
Angle afe.
Step-by-step explanation:
See the attached image. It shows a pair of vertical angles, one of which is angle cfd. The angle vertical to angle cfd MUST include the vertex f, but must NOT have either point c or d on it.

Answer:
Angle afe.
Step-by-step explanation:
See the attached image. It shows a pair of vertical angles, one of which is angle cfd. The angle vertical to angle cfd MUST include the vertex f, but must NOT have either point c or d on it.