The current USA 10 Cents coin is 17.91mm
17.9mm is the diameter of a dime..705 inches 17.91 mm
millimeters
Radius = 1/2 of the diameter = 328/2 = 164 millimeters
A US dime's width or diameter is 0.705 inch.
24.30mm
A U.S. dime is 17.91 millimeters in diamater, which is 0.00001791 kilometers.
The diameter of a dime is 1.79 centimeters. This is .705 of an inch and 17.9 millimeters. A dime is the smallest piece of change in American currency.
The radius is 0.3438".
The dime has a diameter of 1.791 cm.
17.9mm is the diameter of a dime..705 inches 17.91 mm
millimeters
Radius = 1/2 of the diameter = 328/2 = 164 millimeters
20 millimeters
dime -- 17.9 mm diameter, 1.35 mm thickness
A US dime's width or diameter is 0.705 inch.
21.21 millimeters wide
The thickness of the US dime is 1.35 millimeters. That's the same as 0.00135 meter, or 0.00000135 kilometer. You could use whichever of those you like, to remember the thickness of a dime or discuss it with other people. They're all correct. But the millimeter produces the most convenient number.