The circumference of a circle equals pi times the diameter. Using 3.14 to approximate pi, what is the approximate circumference in inches of a circle with a diameter of 1/2 in.
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in.
The approximate circumference of a circle with a diameter of 1/2 in is:
Circumference = pi x diameter
Circumference = 3.14 x (1/2)
Circumference = 3.14/2
Circumference = 1.57 inches.
So, the approximate circumference of the circle is 1.57 inches.