A circle with a diameter of 9 feet has a circumference of about: 28.27 feet (diameter x Pi = circumference).
Area of circle: pi times 9 squared = 254.469 square feet rounded to 3 decimal places
9 feet.
Diameter of circle: 9/pi = 2.865 feet rounded to 3 d.p.
9*pi or 2*pi*4.5
A circle with a diameter of 9 feet has a perimeter of 28.3 feet.
A circle with a radius of 9 feet has an area of 254.47 square feet.
The area of a circle with a diameter of 9 feet is 63.6 sq ft (approx).The area of a circle with a diameter of 9 feet is 63.6 sq ft (approx).The area of a circle with a diameter of 9 feet is 63.6 sq ft (approx).The area of a circle with a diameter of 9 feet is 63.6 sq ft (approx).
A circle with a diameter of 9 feet has a circumference of about: 28.27 feet (diameter x Pi = circumference).
A circle with a diameter of 14 feet 9 inches has an area of: 170.87 square feet.
Since your circle has a diameter of 9 feet (the definition of a "9 by 9" circle), the radius is half of that distance. In this case, your radius is 4.5 feet or 54 inches.
A circle with a radius of 9 feet has an area of 254.47 square feet.
28.26 feet
Area of circle: pi times 9 squared = 254.469 square feet rounded to 3 decimal places
r = 4.5 feet
9'
9 feet.