If the diameter of the circle is 4 feet across the area is about 12.6 sq ft. You can check this by using the formula Area=Pi times the radius squared.
Chat with our AI personalities
441pi/4 sq ft
Area 36 ft diameter circle = pi x radius squared = 3.1416 x 18 ft x 18 ft = 1017.87 sq ft
453
Area of a circle = pi*radius2
Area of circle = Pi x diameter2/4 = 3.142 x 49/4 = 38.49 sq ft