The centre line shall be marked parallel to the endlines from the mid-point of the sidelines. It shall extend 0.15 m beyond each sideline. The centre line is part of the backcourt.
The centre circle shall be marked in the centre of the playing court and have a radius of 1.80 m measured to the outer edge of the circumference.
The free-throw semi-circles shall be marked on the playing court with a radius of 1.80 m measured to the outer edge of the circumference and with their centres at the mid-point of the free-throw lines (Diagram 2).
2.4.2 Centre line, centre circle and free-throw semi-circles
