Angle B of Cyclic Quadrilateral is the space between the adjacent sides of Cyclic Quadrilateral, forming angle B. And is denoted by ∠B. Angle B of Cyclic Quadrilateral is usually measured using the Degree for Angle. Note that the value of Angle B of Cyclic Quadrilateral is always positive. Typically, the value of Angle B of Cyclic Quadrilateral lies in the range from 0 to 180.