Area of a 5 Centimeter Circle
What is the area of a circle with a DIAMETER of 5 cm (radius of 2.5 cm)? How big is a 5 centimeter circle?
Diameter
cm
Diameter
ft
in
Diameter
meters
Diameter
yards
Units
Area of a 5cm diameter circle
19.635 | square centimeters |
0.0019635 | square meters |
3.0434 | square inches |
0.021135 | square feet |
0.0023483 | square yards |
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.