If its the diameter you have, then take pi as 3, multiply by the diameter, in this case 3 * 9 = 27 feet circumference approx.
100.53 feet.
35 feet.
A circle with a diameter of 9 feet has a circumference of about: 28.27 feet (diameter x Pi = circumference).
21.17
Assuming 30 feet is the diameter, its 94.2ft
9 feet 5.1 inches
Circumference is simply pi times the diameter. The approximate value of pi is 3.14, so for a circle 4 feet in diameter, the circumference is 4 x 3.14 = 12.56 feet, approximately.
19.54 ft^3 APEX
56.548667764616276 circumference = PI * diameter
Circumference of a circle is: 2*pi*radius or pi*diameter
-- Exact circumference = 2pi meters -- Approximate circumference = 6.283 meters
Answer this question… 24.43 ft3