83-85 ft. by 50 ft. for high school and college; 94 ft by 50 ft for NBA
Center Circle-12 ft. diameter
Jump Ball Circle -4ft. Diameter.
Free Throw line- 15 ft. from backboard.
three point line consists of two straight 5.25 ft. lines coming from
the baseline and connected by an arc that maintains a consistent 19.75
ft. from the net.