The three-point line on a high school basketball court is 19 feet and 9 inches from the center of the basket. The shooter must have both feet behind the line when initiating the attempt for the goal to count for three points. The line was added to the high school courts during the 1987 to 1988 season.
The college three-point arc is 20 feet and 9 inches from the basket center, and the NBA line rests at a distance of 23 feet and 9 inches from the basket. The NBA added the line at the start of the 1979 to 1980 season, and it became a mainstay at the college level during the 1986 to 1987 season.