24.30mm
Nineteen millimeters.
To calculate the radius of a quarter in millimeters, you first need to know the diameter of the quarter. A U.S. quarter has a diameter of 24.26 mm. The radius is half of the diameter, so you divide 24.26 mm by 2, resulting in a radius of approximately 12.13 mm.
The diameter of a US penny is 1.9 centimeters, or 19 millimeters.
Meter.... or more likely millimeters
A US quarter has a diameter equal to 0.00002426 km
Nineteen millimeters.
Meter.... or more likely millimeters
A US quarter has a diameter equal to 0.00002426 km
A US nickel has a diameter of 21.21mm
24.26 mm (0.955 US inches)
Quarter: 24.26mm Nickel: 21.21mm Penny: 19.05mm
A U.S. dime is 17.91 millimeters in diamater, which is 0.00001791 kilometers.
Assuming you mean a quarter US dollar, it is 2.426 cm.
The diameter is 24.3mm and thickness is 1.75mm.
a US 25 cent piece (a quarter) is very slightly under one inch in diameter.
The US coin "quarter" (25 cents) is 0.955" in diameter, 0.069 inches thick
The US coin "quarter" (25 cents) is 0.955" in diameter, 0.069 inches thick