Area of a 42 Meter Circle

What is the area of a circle with a DIAMETER of 42 meters (radius of 21 meters)? How big is a 42 meter circle?
meters
Area of a 42m diameter circle
1,385.4square meters
13,854,424square centimeters
0.13854hectares
0.0013854square kilometers
2,147,440square inches
14,913square feet
1,657.0square yards
0.34235acres
(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 m2 ft2
42.0 m 1,385 14,913
42.1 m 1,392 14,984
42.2 m 1,399 15,055
42.3 m 1,405 15,127
42.4 m 1,412 15,198
Diameter m2 ft2
42.5 m 1,419 15,270
42.6 m 1,425 15,342
42.7 m 1,432 15,414
42.8 m 1,439 15,486
42.9 m 1,445 15,559