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Sphere formulas
2 formulas for Sphere, from the Mensuration (2D & 3D) section of the Quantix formula library. Tap 🧮 next to a formula to solve it for any variable with step-by-step working.
| Name | Formula | Note |
|---|---|---|
| Volume | V = (4/3) πr³ 🧮 Solve step by step | |
| Surface area | SA = 4πr² 🧮 Solve step by step |
What the letters mean
| r | radius |
Every point on the surface is at distance r from the centre.
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Related: Mensuration (2D & 3D)
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