Area of a 10 Inch Circle

What is the area of a circle with a DIAMETER of 10 inches (radius of 5 inches)? How big is a 10 inch circle?

Diameter

meters

Diameter

yards

Units

Area of a 10″ 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
10.0 in	78.54	0.5454	506.7
10.1 in	80.12	0.5564	516.9
10.2 in	81.71	0.5675	527.2
10.3 in	83.32	0.5786	537.6
10.4 in	84.95	0.5899	548.1
10.5 in	86.59	0.6013	558.6
10.6 in	88.25	0.6128	569.3
10.7 in	89.92	0.6244	580.1
10.8 in	91.61	0.6362	591.0
10.9 in	93.31	0.6480	602.0