Area of a 23 Foot Circle

What is the area of a circle with a DIAMETER of 23 feet (radius of 11.5 feet)? How big is a 23 foot circle?
ft
in
Area of a 23′ diameter circle
415.48square feet
59,828square inches
46.164square yards
0.0095380acres
38.599square meters
385,989square centimeters
0.0038599hectares
(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 ft2 in2 m2
23′0″ 415.5 59,828 38.60
23′1″ 418.5 60,263 38.88
23′2″ 421.5 60,699 39.16
23′3″ 424.6 61,136 39.44
23′4″ 427.6 61,575 39.73
23′5″ 430.7 62,016 40.01
Diameter ft2 in2 m2
23′6″ 433.7 62,458 40.30
23′7″ 436.8 62,902 40.58
23′8″ 439.9 63,347 40.87
23′9″ 443.0 63,794 41.16
23′10″ 446.1 64,242 41.45
23′11″ 449.3 64,692 41.74