Tennis Court Areas

Tramlines		The area of the court between the singles and doubles sidelines, also known as the 'alleys'.
Baseline		The line at each end of the court that runs parallel to the net and marks the boundaries lengthwise of the playing area.
Service Line		The service line runs parallel to the net. Together with the centre line and sideline, it demarcates the boundaries of the service courts.
Centre Line (centre service line)		The line between the service boxes.
Service Boxes		The space on each side of the net between the service line, service sideline and centre line.
The "T"		The central area where the centre line joins the service line.

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