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.
It can depend entirely on the type of ball used and how many the panels the ball has. On average, a basketball used in NBA D-league play will have 6 panels. Each panel will be roughly 5 inches.
So a size 7 basketball is a men's size basketball. A size 6 basketball is a woman's size basketball. That means a size 5 is for people who have smaller hands. That's how you compare sizes.
A Size 7 basketball is usually 29.5 incheshttp://www.hrsinformer.com/2009/10/how-to-choose-a-basketball/
The Official Basketball Hoop size is 21 inches
basketball
Official Basketball size for men is 7 and for women is 6.
No, 28.5 is a women's size basketball. For a men's size basketball, it should say official size and weight.
28.5" in circumference
12 in diameter
Junior Size
A basketball court is 94 feet long and 50 feet wide.
Melon and basketball sizes varies.
size 29