In the NBA, NBA Rule 1, Section 2, Article D states:
" Each basket shall consist of a pressure-release NBA approved metal safety ring 18" in inside diameter with a white cord net 15" to 18" in length. " 18 inches is between 45 and 46 cm.
21.21 millimeters wide
30.4mm
1233
A millimetre is a unit of measurement of length. A diameter is not. The question, therefore, makes no sense.
(1,000)/(diameter of one M in millimeters)
A standard sized can of soup is 108 millimetres high. It has a diameter of 75 mm.
The Milky Way Galaxy is about 6 trillion times larger than the rings of Saturn. Forgetting the newly discovered supersized ring, the "normal" rings have a diameter of about 160,000km. The diameter of the Milky Way is about 100,000 light years or 9.4605284 × 1017 km. Divide one by the other and the answer is about 6 trillion (5,912,830,250,000)
Pro Basketball player Kevin Durant doesn't have any rings yet, but he likely will at some point in his career.
None. A diameter is a special kind of line associated with circular shapes. It can be of any length
21.21 mm (0.835 in) except Shield nickels (1866-1883) 20.5 mm (0.807 in)
The official basketball rings has a an inside circumference of 18". In between 45-46 cm is equivalent to 18". It also has a cord net of 15".
There is nothing equal. If you mean 'What is the diameter of a US Cent', it is 1.9 cm.