Area of a 45 Meter Circle
What is the area of a circle with a DIAMETER of 45 meters (radius of 22.5 meters)? How big is a 45 meter circle?
Diameter
cm
Diameter
ft
in
Diameter
meters
Diameter
yards
Units
Area of a 45m diameter circle
| 1,590.4 | square meters |
| 15,904,000 | square centimeters |
| 0.15904 | hectares |
| 0.0015904 | square kilometers |
| 2,465,200 | square inches |
| 17,119 | square feet |
| 1,902.1 | square yards |
| 0.39300 | acres |
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.