Respuesta :
The correct option is A ( the vertex has the letter C)
The vertex of an angle is the point which an angle is associated with. The angle with the number 4, is associated with the point with the letter C. Point C is a vertex.
The same way, angle 5 has the vertex B.
The vertex of an angle is the point which an angle is associated with. The angle with the number 4, is associated with the point with the letter C. Point C is a vertex.
The same way, angle 5 has the vertex B.