The middle of a tennis net (lawn or otherwise) is held in place at exactly 36" from the ground by the "center strap". The measurement is checked by a tennis official (or by a player, if there is no official, as is the case for most social settings), and the strap is adjusted, as needed. Refer to the USTA link, below, for further information about tennis nets.
lawn tennis is a tennis
when was lawn tennis invented
Lawn Tennis
It is higher on the sides.
Annette ! (A net).
the height of the tennis net in the middle
History of Lawn Tennis A nicely illustrated narrative of the evolution of tennis from 1873 to 1938 .
there are 4 players in lawn tennis doubles.
Pennsylvania Lawn Tennis Championship was created in 1894.
Pennsylvania Lawn Tennis Championship ended in 1974.
Lawn Tennis Association of Australasia was created in 1904.
Orange Lawn Tennis Club was created in 1880.