the big circle that covers the free throw line
There is no position with w, but w could mean wing which is a guard
center
The side of the court that is shaped like an arc, and right inside the three-point line.
point guard
There is no 7th position in basketball. There are only 5 people on the court at once.
at the sideline
At the Center Court position, the tallest player has the best advantage to score points, and rebound, due to their height.
Traditionally the Center position is played by the tallest player.
The correct name for it is A basketball court.
Basketball players.
A common name for a basketball ground would be a basketball court.
a basketball court