Circumference of a 90 Centimeter Diameter Circle

What is the circumference of a circle with a diameter of 90 cm? How far around is a circle that is 90 centimeters across?

Diameter

meters

Units

Circumference of a 90cm 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
90.0 cm	282.7	111.3	9.276
90.1 cm	283.1	111.4	9.287
90.2 cm	283.4	111.6	9.297
90.3 cm	283.7	111.7	9.307
90.4 cm	284.0	111.8	9.318
90.5 cm	284.3	111.9	9.328
90.6 cm	284.6	112.1	9.338
90.7 cm	284.9	112.2	9.349
90.8 cm	285.3	112.3	9.359
90.9 cm	285.6	112.4	9.369
91.0 cm	285.9	112.6	9.379
91.1 cm	286.2	112.7	9.390
91.2 cm	286.5	112.8	9.400
91.3 cm	286.8	112.9	9.410
91.4 cm	287.1	113.0	9.421
91.5 cm	287.5	113.2	9.431
91.6 cm	287.8	113.3	9.441
91.7 cm	288.1	113.4	9.452
91.8 cm	288.4	113.5	9.462
91.9 cm	288.7	113.7	9.472
92.0 cm	289.0	113.8	9.482
92.1 cm	289.3	113.9	9.493
92.2 cm	289.7	114.0	9.503
92.3 cm	290.0	114.2	9.513
92.4 cm	290.3	114.3	9.524

Diameter	cm	in	ft
92.5 cm	290.6	114.4	9.534
92.6 cm	290.9	114.5	9.544
92.7 cm	291.2	114.7	9.555
92.8 cm	291.5	114.8	9.565
92.9 cm	291.9	114.9	9.575
93.0 cm	292.2	115.0	9.586
93.1 cm	292.5	115.2	9.596
93.2 cm	292.8	115.3	9.606
93.3 cm	293.1	115.4	9.616
93.4 cm	293.4	115.5	9.627
93.5 cm	293.7	115.6	9.637
93.6 cm	294.1	115.8	9.647
93.7 cm	294.4	115.9	9.658
93.8 cm	294.7	116.0	9.668
93.9 cm	295.0	116.1	9.678
94.0 cm	295.3	116.3	9.689
94.1 cm	295.6	116.4	9.699
94.2 cm	295.9	116.5	9.709
94.3 cm	296.3	116.6	9.720
94.4 cm	296.6	116.8	9.730
94.5 cm	296.9	116.9	9.740
94.6 cm	297.2	117.0	9.750
94.7 cm	297.5	117.1	9.761
94.8 cm	297.8	117.3	9.771
94.9 cm	298.1	117.4	9.781