Area of a 15 Centimeter Circle
What is the area of a circle with a DIAMETER of 15 cm (radius of 7.5 cm)? How big is a 15 centimeter circle?
ft
in
cm
meters
yards
Centimeters
Feet and Inches
Meters
Yards
Area of a 15cm diameter circle
| 176.71 | square centimeters |
| 0.017671 | square meters |
| 27.391 | square inches |
| 0.19021 | square feet |
| 0.021135 | 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.
Diameter
Circle Area by Diameter
(results are rounded)
| Diameter | cm2 | in2 | ft2 |
|---|---|---|---|
| 15.0 cm | 176.7 | 27.39 | 0.1902 |
| 15.1 cm | 179.1 | 27.76 | 0.1928 |
| 15.2 cm | 181.5 | 28.13 | 0.1953 |
| 15.3 cm | 183.9 | 28.50 | 0.1979 |
| 15.4 cm | 186.3 | 28.87 | 0.2005 |
| Diameter | cm2 | in2 | ft2 |
|---|---|---|---|
| 15.5 cm | 188.7 | 29.25 | 0.2031 |
| 15.6 cm | 191.1 | 29.63 | 0.2057 |
| 15.7 cm | 193.6 | 30.01 | 0.2084 |
| 15.8 cm | 196.1 | 30.39 | 0.2110 |
| 15.9 cm | 198.6 | 30.78 | 0.2137 |
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