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Cylinder Volume & Surface Area Calculator

Compute volume, surface area and base area of a cylinder.

Tool inputs stay in your browser · optional AI search sends your query

Good to know: Formulas: V = πr²h, Total Surface Area = 2πrh + 2πr².

How to use it (step by step)

  1. 1Fill in the boxes: “Radius (r)”, “Height (h)”. Example numbers are already there so you can see how it works; replace them with yours.
  2. 2The result updates instantly as you type (on a phone it is below the boxes).
  3. 3The bold line is the main answer. Tap Copy next to any value to copy it.

Words to know

Area / volume / perimeter
Perimeter = distance around a shape. Area = the flat space inside it (m²). Volume = the space inside a 3D object (m³).

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