Daily Trivia: State finalists that didn't exist in the 20th Century

Which state finalists did not exist in the 20th Century? (Answer Thursday)

Answer to Tuesday's question: Thomasville and Thomas County Central were the teams that met for a state championship (1992) that were the closest in distance. They are three miles apart. A few others that were pretty close through history were Parkview-Brookwood (6.1 miles), Marist-Tucker (12), Norcross-North Gwinnett (14) and Westminster-North Fulton (4.2).