Tennis court lines

Answer 1

Tennis court lines are referred to as the "baseline", "service line", "singles line", "doubles line", and "center line". There is also a small "center mark" protruding from the court in the middle of each baseline.

Answer 2

http://static.realbuzz.com/images/articles/main/tennis_court_diag1.gif

Answer 3

Just lines. Nothing fancy. Unless you mean... yes. The line farthest to the back is the base line. The line closest to the net is the service line. There you go.

Answer 4

The boundries of tennis are, in singles play, the inner court line. In doubles play, the boundries are the outer line. The line that someone serves behind is the base line.