Area of a circle = pi*radius squared
Chat with our AI personalities
You can calculate the area of a circle with the formula: A = pi x radius2 If the 30 inches refers to the diameter, divide it by 2 to get the radius.
Area = pi*302 = 2827.433 square inches to 3 decimal places
The area of a 7-inch circle is: 38.48 square inches.
The area of a 26-inch diameter circle is 530.93 square inches.
Area of a circle = pi*radius2