Area of a 3 Foot Circle
What is the area of a circle with a DIAMETER of 3 feet (radius of 1.5 feet)? How big is a 3 foot circle?
Diameter
cm
Diameter
ft
in
Diameter
meters
Diameter
yards
Units
Area of a 3′ diameter circle
7.0686 | square feet |
1,017.9 | square inches |
0.78540 | square yards |
0.65669 | square meters |
6,566.9 | square centimeters |
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.