We also add a single amino acid to each batch of decarboxylase broth. The three amino acids we test in our decarboxylase media are arginine, lysine, and ornithine. The decarboxylase test is useful for differentiating the Enterobacteriaceae.
The shock of a basket or a dunk is absorbed by the connecting part, so that the rim goes back to a horizontal position once again. The top of the hoop is 10 feet above the ground. Regulation backboards are 6 feet wide (72 inches) by 42 inches tall. All basketball rims (hoops) are 18 inches in diameter. The inner rectangle on the backboard is 24 inches wide by 18 inches tall.
Height of H.S. basketball hoops There is no difference in the height of the hoop between high school, college, and pro basketball. They all use the same 10-foot height. Since a basketball is round, the height of the basketball would also be its diameter. The diameter of a basketball is around 9 inches since there are minor differences in the size of basketball used by organizations (FIBA, NBA, etc). According to the related link below, the maximum circumference of the ball used in FIBA competition is 30.7 inches (78 cm) and in NBA competition is 29 inches.