Respuesta :
Maybe this helps you?
Recall that any angle inscribed in a circle, opens on an arc whose measure is twice that of the angle.
Now look at two opposite angles of that quadrilateral, and at how their arcs have to be related
Recall that any angle inscribed in a circle, opens on an arc whose measure is twice that of the angle.
Now look at two opposite angles of that quadrilateral, and at how their arcs have to be related