Area of a 22 Inch Circle

What is the area of a circle with a DIAMETER of 22 inches (radius of 11 inches)? How big is a 22 inch circle?

Diameter

meters

Diameter

yards

Units

Area of a 22″ 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	in²	ft²	cm²
22.0 in	380.1	2.640	2,452
22.1 in	383.6	2.664	2,475
22.2 in	387.1	2.688	2,497
22.3 in	390.6	2.712	2,520
22.4 in	394.1	2.737	2,542
22.5 in	397.6	2.761	2,565
22.6 in	401.1	2.786	2,588
22.7 in	404.7	2.810	2,611
22.8 in	408.3	2.835	2,634
22.9 in	411.9	2.860	2,657