The inches in a diameter = 2 X inches in the radius. Or, inches in a diameter = inches in circumference / pi
The Men's Size 7 regulation basketball has a circumference between 29.5-30 inches. It weighs 20-22 ounces, and has a diameter of 9.39 inches.The Women's Size 6 regulation basketball has a circumference between 28.5 and 28 7/8 inches. It weighs 17.5-19.5 ounces and has a diameter of 9.07 inches.The Juniors Size 5 basketball has a circumference between 27.25 to 27.75 inches. It weighs 16.6-18 ounces and has a diameter of 8.7 inches. It is recommended for boys and girls under 12 years old (junior league).The mini Size 3 basketball has a circumference between 22 to 22.5 inches. It weighs 10-11 ounces and has a diameter of 7 inches. It is recommended for small children (age 5-8)
Nine.
The diameter is twice the radius in inches: 18*36 = 648 inches
Diameter is the width of a circular or spherical figure or object. Something 180 inches in diameter is also 180 inches in width or thickness.
The basketball ring is 18 inches in diameter while the ball is nine inches in diameter.
regulation size is18 inches in diameter
12 in diameter
The standard diameter of a basketball rim is 45cm.
9 inches
The diameter is 9.390 inches (approx).
The diameter of a basketball is about Nine 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.
18 inches
the male basketball is bigger, a female basketball has a diameter of 28.5 inches a males is about 2 inches bigger
A men's ball is about 9.55 inches (24.26 cm) in diameter and a women's ball is about 9.23 inches (23.44 cm) in diameter.
The inside diameter is 18 inches.