Area of a 200 Centimeter Circle

What is the area of a circle with a DIAMETER of 200 cm (radius of 100 cm)? How big is a 200 centimeter circle?

Diameter

meters

Diameter

yards

Units

Area of a 200cm diameter circle

results may be rounded

The area of a circle is pi times the square of its radius. The radius is half the diameter.

Area = π * (Diameter / 2)²

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

Circle Area by Diameter

results may be rounded

Diameter	cm²	in²	ft²
200.0 cm	31,420	4,869	33.82
200.1 cm	31,450	4,874	33.85
200.2 cm	31,480	4,879	33.88
200.3 cm	31,510	4,884	33.92
200.4 cm	31,540	4,889	33.95
200.5 cm	31,570	4,894	33.99
200.6 cm	31,600	4,899	34.02
200.7 cm	31,640	4,904	34.05
200.8 cm	31,670	4,909	34.09
200.9 cm	31,700	4,913	34.12