Angle of Elliptical Sector is the angle made by the linear edges of the sector at the center of the Elliptical Sector. And is denoted by ∠Sector. Angle of Elliptical Sector is usually measured using the Degree for Angle. Note that the value of Angle of Elliptical Sector is always positive. Typically, the value of Angle of Elliptical Sector lies in the range from 0 to 180.