# What is the diameter of an NBA rim?

## What is the diameter of an NBA rim?

18 inches
The top of the hoop is 10 feet (305 cm) above the ground. Regulation backboards are 6 feet (183 cm) wide by 3.5 feet (107 cm) tall. All basketball rims (hoops) are 18 inches (46 cm) in diameter.

What diameter is a size 7 basketball?

29.5”
Size 7. Size 7 basketballs measure 29.5” in circumference and have a standard weight of 22 oz.

### Can 2 basketballs fit through a rim?

Can 2 basketballs fit through the rim at the same time? Yes, and No, two women’s basketballs can fit through the rim at the same time. But Two Men’s basketballs can not fit through the cylinder simultaneously. The basketball rim may appear smaller in comparison to the basketball than it actually is.

What is the diameter of a 27.5 basketball?

Size 5 is the standard basketball size for both boys and girls aged 5 – 8 years old. The Size 5 basketball has a circumference of 27.5″ (69.5cm).

## Does the WNBA use a smaller ball than the NBA?

With a circumference of 28.5 inches, the official WNBA ball’s size is one inch smaller than the regulation size for the NBA, 29.5 inches.

Is the NBA rim bigger?

For junior high, high school, NCAA, WNBA, NBA and FIBA, the rim is exactly 10 feet off the ground. Rims at every level of play are 18 inches in diameter. Backboards are also the same size at each of these levels. A regulation backboard measures 6 feet wide and 42 inches (3.5 feet) tall.

### How do you size a basketball?

Size Circumference Weight
Size 7 29.5″ 22 oz
Size 6 28.5″ 20 oz
Size 5 27.5″ 17 oz
Size 4 25.5″ 14 oz

How do you find the diameter of a basketball?

In order to solve this equation, you need to find the diameter of the basketball, find the radius of both the rim and the basketball, and then subtract the rim by the ball to find the distance. 1) Finding diameter of basketball. The formula for circumference is C=(3.14)D. You know C (which is 30) so you have to solve for D. 30 = (3.14)D.

## What is the average diameter of a basketball?

A standard NBA basketball has a diameter between 9.43 and 9.51 inches. In the WNBA , the basketball has a diameter of between 9.07 and 9.23 inches. Basketballs used in the NCAA are between 9.39 and 9.55 inches for the men and 9.07 and 9.23 inches for the women.

What are the dimensions of a college basketball?

NCAA men’s basketballs have a maximum circumference of 30 inches, and the seams must be no wider than 1/4 inch, with a weight of approximately 22 ounces. NCAA women’s basketballs are a maximum of 29 inches in circumference, with a maximum weight of 20 ounces and seams no wider than 1/4 inch.

### What is the size and weight of an official basketball?

The official ball for men is 29.5 inches in circumference, inflated to be between 7.5 and 8.5 psi, and weighs 22 oz. This is usually called a “Size 7” ball. If women are playing, the official basketball size is 28.5 inches in circumference (size 6) with a weight of 20 oz.