Distributions from AAA From TaxAlmanac, A Free Online Resource for Tax Professionals Note: You are using this website at your own risk, subject to our Disclaimer and Website Use and Contribution Terms.
As of 2008 the circumference of a regulation size baseball is between nine and nine and a quarter inches which converts to between about 7.3 cm and 7.5 cm in diameter according to the official rules of Major League Baseball (MLB).
A basketball is a spherical inflated ball used in a game of basketball.asketballs typically range in size from very small promotional items only a few inches in diameter to extra large balls nearly a foot in diameter used in training exercises to increase the skill of players. The standard size of a basketball in the NBA is 9.5 to 9.85 inches (24.1 to 25.0 cm) in diameter.