Circumference of a 55 Centimeter Diameter Circle

What is the circumference of a circle with a diameter of 55 cm? How far around is a circle that is 55 centimeters across?

Diameter

meters

Units

Circumference of a 55cm diameter circle

results may be rounded

The circumference of a circle is pi times its diameter.

Circumference = π * Diameter

The diameter of a circle is the distance from one edge to the other, passing through the center. It is twice the radius.

Circle Circumference by Diameter

results may be rounded

Diameter	cm	in	ft
55.0 cm	172.8	68.03	5.669
55.1 cm	173.1	68.15	5.679
55.2 cm	173.4	68.27	5.689
55.3 cm	173.7	68.40	5.700
55.4 cm	174.0	68.52	5.710
55.5 cm	174.4	68.65	5.720
55.6 cm	174.7	68.77	5.731
55.7 cm	175.0	68.89	5.741
55.8 cm	175.3	69.02	5.751
55.9 cm	175.6	69.14	5.762
56.0 cm	175.9	69.26	5.772
56.1 cm	176.2	69.39	5.782
56.2 cm	176.6	69.51	5.793
56.3 cm	176.9	69.63	5.803
56.4 cm	177.2	69.76	5.813
56.5 cm	177.5	69.88	5.823
56.6 cm	177.8	70.01	5.834
56.7 cm	178.1	70.13	5.844
56.8 cm	178.4	70.25	5.854
56.9 cm	178.8	70.38	5.865
57.0 cm	179.1	70.50	5.875
57.1 cm	179.4	70.62	5.885
57.2 cm	179.7	70.75	5.896
57.3 cm	180.0	70.87	5.906
57.4 cm	180.3	71.00	5.916

Diameter	cm	in	ft
57.5 cm	180.6	71.12	5.927
57.6 cm	181.0	71.24	5.937
57.7 cm	181.3	71.37	5.947
57.8 cm	181.6	71.49	5.957
57.9 cm	181.9	71.61	5.968
58.0 cm	182.2	71.74	5.978
58.1 cm	182.5	71.86	5.988
58.2 cm	182.8	71.98	5.999
58.3 cm	183.2	72.11	6.009
58.4 cm	183.5	72.23	6.019
58.5 cm	183.8	72.36	6.030
58.6 cm	184.1	72.48	6.040
58.7 cm	184.4	72.60	6.050
58.8 cm	184.7	72.73	6.061
58.9 cm	185.0	72.85	6.071
59.0 cm	185.4	72.97	6.081
59.1 cm	185.7	73.10	6.091
59.2 cm	186.0	73.22	6.102
59.3 cm	186.3	73.35	6.112
59.4 cm	186.6	73.47	6.122
59.5 cm	186.9	73.59	6.133
59.6 cm	187.2	73.72	6.143
59.7 cm	187.6	73.84	6.153
59.8 cm	187.9	73.96	6.164
59.9 cm	188.2	74.09	6.174