# The circumference of a circle is 12.56 feet. What is the circle's diameter?

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- KrishnamurthyLv 71 month ago
The circumference of a circle is 12.56 feet.

The circle's diameter is 3.99797217047 feet.

(C = πD, D = C/π)

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- lenpol7Lv 71 month ago
Remember the circle equations ;

C = pi d

A = pi r^2

Hence

d = C / pi

d = 12.56 ft / 3.141592....

d = 3.99797217.... ft

d = 3 ft 11.97 inches ~ 12 ft.

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- Engr. RonaldLv 71 month ago
C = πd

d = C/π

d = 12.56/π

d = 3.99 feet or 4 ft answer//

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- DavidLv 71 month ago
Diameter of circle 12.56/pi = 3.9979217 or about 4 feet

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- marys.mommaLv 71 month ago
The formula for the diameter circle is Pi times the diameter.

So 3.14 times ? = 12.56 feet, and therefore ? = 4 feet.

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- sepiaLv 71 month ago
The circumference of a circle is 12.56 feet.

The circle's diameter is 4 feet.

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