The area of the circle if the diameter is 16 inches is: 201.1 square inches.
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The area of a circle with a diameter of 16 inches is: 201.1 square inches.
r = 8 inches d = 16 inches
The circumference of circle with a diameter of 16 inches is: 50.27 inches.
A circle with a radius of 16 inches (32/2) has a circumference of 100.53 inches.
Circumference of a circle = (diameter) x (pi) = 16 pi = 50.265 inches (rounded)