Volume of a 21 Foot Cone

What is the volume of a cone that has a radius of 21 feet?
ft
in
ft
in
Cone volume: 21′ radius, 42′ height
19,396cubic feet
33,516,622cubic inches
549.24cubic meters
549,239,023cubic centimeters
549,239liters
145,094gallons
(results may be rounded)

Volume of a Cone Formula

The volume of a cone is one third pi, times the radius of the base squared, times the height

volume =  1   * π * r2 * h
3

Radius Height

Cone Volume
(results are rounded)
Radius Height ft3 m3
21 ft 1 ft 461.8 13.08
21 ft 2 ft 923.6 26.15
21 ft 3 ft 1,385 39.23
21 ft 4 ft 1,847 52.31
21 ft 5 ft 2,309 65.39
21 ft 6 ft 2,771 78.46
21 ft 7 ft 3,233 91.54
21 ft 8 ft 3,695 104.6
21 ft 9 ft 4,156 117.7
21 ft 10 ft 4,618 130.8
Radius Height ft3 m3
21 ft 11 ft 5,080 143.8
21 ft 12 ft 5,542 156.9
21 ft 13 ft 6,004 170.0
21 ft 14 ft 6,465 183.1
21 ft 15 ft 6,927 196.2
21 ft 16 ft 7,389 209.2
21 ft 17 ft 7,851 222.3
21 ft 18 ft 8,313 235.4
21 ft 19 ft 8,774 248.5
21 ft 20 ft 9,236 261.5