6 Inches. The hoop is 18 inches in diameter and it's center is 15 inches from the backboard.
on the backboard above the rim
it is the hoop attached to the backboard
On a standard Basketball net, the rim is attached perpendicularly to the backboard, which is usually white (or clear) in colour.
Box Square area painted or taped above the rim on the backboard.
I think you mean a basketball hoop. But for a hoop, they use a steel or iron rim with rope netting connected to the rim. The backboard is glass or plastic.
The rim is the circular hoop attached perpendicularly to the backboard. The rim is usually painted orange and is made of iron. When the game first originated, a basket was used instead of a rim, which is why it is called 'basketball'.
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.
It gos dead center behind the rim each line most not pass the fattest edge of the rim ...
If the ball bounces off the backboard or rim and you catch it before it hits the ground it counts as a rebound.
6" . A STANDARD RECTANGULAR BACKBOARD IS 42" HIGH. THE TOP OF RIM IS 36" FROM THE TOP OF BACKBOARD, SO THAT LEAVES 6" FROM THE BOTTOM OF BACKBOARD TO TOP OF RIM.
The rim of a basketball net is always a standard 10 feet from the ground, whereas the backboard is not. Glass backboards generally don't extend lower than a few inches below the rim, making them somewhere over 9 feet from the ground.
Free throw line from basketball rim is 15 feet. The rim is twice the size of a basketball measuring across. A basketball is 9 - 9 1/2 inches long. So that means that the free throw line from the backboard is 16 feet 6 inches, or 16 feet 7 inches.