Area of a 180 Centimeter Circle

What is the area of a circle with a DIAMETER of 180 cm (radius of 90 cm)? How big is a 180 centimeter circle?

Diameter

meters

Diameter

yards

Units

Area of a 180cm 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
180.0 cm	25,450	3,944	27.39
180.1 cm	25,480	3,949	27.42
180.2 cm	25,500	3,953	27.45
180.3 cm	25,530	3,957	27.48
180.4 cm	25,560	3,962	27.51
180.5 cm	25,590	3,966	27.54
180.6 cm	25,620	3,971	27.57
180.7 cm	25,650	3,975	27.60
180.8 cm	25,670	3,979	27.63
180.9 cm	25,700	3,984	27.67