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?
meters
Area of a 45m diameter circle
1,590.4square meters
15,904,313square centimeters
0.15904hectares
0.0015904square kilometers
2,465,173square inches
17,119square feet
1,902.1square yards
0.39300acres
(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
45.0 m 1,590 17,119
45.1 m 1,598 17,195
45.2 m 1,605 17,272
45.3 m 1,612 17,348
45.4 m 1,619 17,425
Diameter m2 ft2
45.5 m 1,626 17,502
45.6 m 1,633 17,579
45.7 m 1,640 17,656
45.8 m 1,647 17,733
45.9 m 1,655 17,811