pi x 2.5 squared because 2.5 is the radius. the radius OS half the diameter. the formula for area of a circle is pi x r squared. pi is 3.141593
Chat with our AI personalities
The area of a circle with a diameter of 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 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).
A circle with a diameter of 198 inches has an area of 30,790.75 square inches.