In the diagram below, OP is circumscribed about quadrilateral ABCD. what is the value of x?

In The Diagram Below OP Is Circumscribed About Quadrilateral ABCD What Is The Value Of X class=

Answer :

Answer:  B) 50 degrees

This is because the opposite angles of any inscribed quadrilateral (aka cyclic quadrilateral) are always supplementary. So x+130 = 180 solves to x = 50.