Sphere Volume Calculator

In the chosen length unit; squared for a surface area, cubed for a volume.
Supply a material density to get the weight of a solid ball or the contents of a tank.
Volume
4.18879
Sphere Calculator
Surface area
12.566371
Radius
1
Diameter
2
Great-circle circumference
6.283185
Great-circle (cross-section) area
3.141593
Hemisphere volume
2.094395
Hemisphere total surface area
9.424778
Volume (cubic metres)
0.000004 m3
Volume (litres)
0.004189 L
Volume (US gallons)
0.001107 gal
Volume (cubic feet)
0.000148 ft3
Surface area (square metres)
0.001257 m2
Surface area (square feet)
0.013526 ft2
Worked out from Weisstein, Eric W. "Sphere." MathWorld — A Wolfram Web Resource and 2 other sources.
Supply a density to get the weight of a solid ball or of the tank contents.

How this is worked out

5 steps
  1. Known: radius = 1 cm
  2. Radius r = 1 cm
  3. Surface area A = 4 pi r^2 = 4 x pi x 1 = 12.566371 cm^2
  4. Volume V = (4/3) pi r^3 = (4/3) x pi x 1 = 4.1887902 cm^3
  5. Great-circle circumference C = 2 pi r = 6.2831853 cm

Results are general information, not financial, tax, legal, medical or engineering advice.