16 inch circumference: radius = diameter / 2. diameter = circumference/pi, so radius = 16 in / 2 / pi = (8/pi) inches [approx 2.55 inches]
16 inch diameter: radius = diameter / 2 = 16 in / 2 = 8 inches.
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A circle with a radius of 16 inches has a circumference of 100.53 inches.
Radius of circle: 16/2 = 8 inches
Radius = 16/2 = 8 inches
8 inches.
16 inches