# 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
cm
Diameter
ft
in
Diameter
meters
Diameter
yards
Units
Area of a 10″ diameter circle
 78.54 square inches 0.54542 square feet 0.060602 square yards 506.71 square centimeters 0.050671 square meters
results may be rounded

#### Area of a Circle Formula

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

Area = π * (Diameter / 2)2

#### Diameter of a Circle

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