Question: when did the nba add the three point line?
Evidence: The NBA introduced the 3-point line in 1979. However, it was hardly the first professional league to implement such a rule. As a matter of fact, the first known use of the 3-point line in a professional basketball league happened in the American Basketball League, back in 1961.
Answer: 1979 -- 80 season
the 1979 -- 80 season
1979 -- 80