1728 cmc d x Pi. 0220-0290 inches Or 0559-0737 cm. Answered A The Circumference Of A Tennis Ball Bartleby 3 inches 762cm 5 inches 127cm 10 inches 254cm 20 inches 508cm 25 inches 635cm Next Question Back to my score. . Official-sized tennis balls have a circumference of about 8258 inches or 20975 centimeters but manufacturers and the ITF and USTA size their balls by width or diameter. To learn the racquetballs circumference multiply pi which is about 314 by the balls diameter which is 225. The mass of a Tennis Ball must be between 1975-2095 oz 56-594 g. Height of the cylinder 36 18 cm h Inner Diameter of the cylinder is same as the diameter of the ball 6cm Radius of the cylinder 3 cm Volume pi r2 h pi 9 18 162pi Multiply 162 with the value of pi. IQ Test Answers Fast Free Accurate Online IQ Test 7. Tennis Balls have a diameter of 2575-27 654-686 cm and circumference of 809-848 206-215 cm. 45cm 18 inches 55c...