Age calculator
Your exact age on any date, from your DOB.
Open toolCylinder calculator
Calculate cylinder volume and total surface area.
Your input stays in this browser. No account needed.
THE QUICK GUIDE
How to use cylinder calculator
Enter the labelled values, then process it. Copy or download the result.
How it works
Volume = πr²h; total surface area = 2πr(r + h).
A useful example
Radius: 3; Height: 5 → Volume: 141.3716694115 Surface area: 150.7964473723
Good to know
Use consistent units and currency. These are general calculations; verify important results.