Circumference of a 18 Foot Diameter Circle
What is the circumference of a circle with a diameter of 18 ft? How far around is a circle that is 18 feet across?
Diameter
cm
Diameter
ft
in
Diameter
meters
Units
Circumference of a 18′ diameter circle
56.549 | feet |
678.58 | inches |
56′ 6.58″ | feet and inches |
17.236 | meters |
1,723.6 | centimeters |
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.