Basketball is a team sport in which two teams, most commonly of five players each, opposing one another on a rectangular court. Compete with the primary objective of shooting a basketball (approximately 9.4 inches (24 cm) in diameter). The defender’s hoop ( a basket 18 inches (46 cm) in diameter mounted 10 feet (3.048 m) high on a backboard at each end of the court). Preventing the opposing team from shooting through their hoop. A field goal is worth two points. Made from behind the three-point line when it is worth three. After a foul, timed play stops and the player fouled or designated to shoot a technical foul is given one. Two or three one-point free throws. The team with the most points at the end of the game wins. If regulation play expires with the score tied, an additional period of play (overtime) is mandated