area_of_circle = {pi} x radius2
diameter = 2 x radius
So work out the radius from the area and double it:
28 sq in = {pi} x radius2
=> radius = sqrt(28 / {pi}) in
~= 3 in
=> diameter = 2 x radius
~= 6 in
The area of a circle with diameter of 16 inches is: 201.1 square inches.
The area of a circle with a diameter of 4 inches is: 12.57 square inches.
The area of a circle with a diameter of 16 inches is: 201.1 square inches.
The area of a circle when the diameter is 30 inches is: 706.9 square inches.
The area of a circle with a diameter of 9 inches is: 63.62 square inches.
The area of the circle if the diameter is 16 inches is: 201.1 square inches.
The area of a circle that has a diameter of 14 inches is: 153.9 square inches.
The area of a circle with a diameter of 16 inches is: 201.1 square inches.
The area of a circle with a diameter of 75 inches is: 4,418 square inches.
If the area of a circle is about 28 square inches the diameter of the circle is: about 6 inches (5.971).
If the area of a circle is 20 square inches the diameter is: 5.046 inches.
A circle with a diameter of 12 inches has an area of ~113.1 square inches.