Circumference of a 4 Centimeter Diameter Circle
What is the circumference of a circle with a diameter of 4 cm? How far around is a circle that is 4 centimeters across?
Diameter
cm
Diameter
ft
in
Diameter
meters
Units
Circumference of a 4cm diameter circle
12.566 | centimeters |
0.12566 | meters |
0.41228 | feet |
4.9474 | inches |
0′ 4.9474″ | feet and inches |
results may be rounded
Circumference of a Circle Formula
The circumference of a circle is pi times its diameter.
Circumference = π * Diameter
Diameter of a Circle
The diameter of a circle is the distance from one edge to the other, passing through the center. It is twice the radius.