18 inches
Hoop
eighteen inches
The rim is actually about twice the diameter of a regulation basketball. In the NBA, the official ball is made of leather and has a circumference of 30 inches (76 cm) and a diameter of 9 inches (23 cm).Which also means,the rim's diameter is 18 inches.
The basketball ring is 18 inches in diameter while the ball is nine inches in diameter.
The outside diameter of the basketball ring is 19.25 inches for a 5/8 inch rim, and 19.50 inches for a 3/4 inch rim. 3/4 inch rings are mostly used for heavy duty double rim goals for outdoor play.
The standard diameter of a basketball rim is 45cm.
18 Inches
A basketball hoop is 18" in diameter and the formula for circumference is pi x 18" (3.1415 x 18"=56.54866")
YES!! The diametor of the rim in 1968 is 10.2". The Diameter of the basketball in 1968 was 5".
6 Inches. The hoop is 18 inches in diameter and it's center is 15 inches from the backboard.
The thickness of a basketball ring is usually no more than 5/8' inches thick. The diameter of the rim is usually 18 inches.
In an official basketball competition event, like an approved NBA game, the rim is located 10 feet above the ground. The rim is attached to a backboard and the hoop is 18 inches in diameter.
A Basketball goal, or hoop, is about 56½ inches in circumference (56.55 inches). The rim is 18 inches in central diameter, and the top of the rim should be exactly 10 feet off the ground.