

The diagonals of a cyclic quadrilateral where side AB=a, BC=b, CD=c, and the radius of the circumscribed circle is r



The area and perimeter of a cyclic quadrilateral where side AB=a, BC=b, CD=c, and the radius of the circumscribed circle is r



The angle measures of a cyclic quadrilateral where side AB=a, BC=b, CD=c, and the radius of the circumscribed circle is r



