How Big Is a Tennis Ball?
A standard tennis ball is 6.54 to 6.86 cm (2.57 to 2.70 inches) in diameter under the official Rules of Tennis. That means a regular tennis ball is a little…
A standard tennis ball is 6.54 to 6.86 cm (2.57 to 2.70 inches) in diameter under the official Rules of Tennis. That means a regular tennis ball is a little…