A 128 inch circumference would imply a radius of 20.4 inches - a regular bicycle wheel, for example.
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The circumference of a 128-foot diameter circle is: 402.12 feet.
diameter = 128/pi
The circumference of a 3.5 inch circle is: 10.996 inches.
The circumference of a 29-inch pizza is 91.11 inches.
31.4 in