Area of a 27 Inch Circle
What is the area of a circle with a DIAMETER of 27 inches (radius of 13.5 inches)? How big is a 27 inch circle?
Diameter
cm
Diameter
ft
in
Diameter
meters
Diameter
yards
Units
Area of a 27″ diameter circle
572.56 | square inches |
3.9761 | square feet |
0.44179 | square yards |
3,693.9 | square centimeters |
0.36939 | 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.