Calculate Area and Perimeter of a Rectangle

Inserisci la base (cm)

Inserisci l’altezza (cm)

Calculate Area and Perimeter of a Rectangle

Need to find the area and perimeter of a rectangle in seconds? This app makes it effortless — just enter the length and width, and it instantly shows the results with the correct units.

Perfect for:

  • Geometry exercises and homework
  • Construction and material estimation
  • Quick unit conversions between metric and imperial systems

Main features:

  • Instant calculation of area and perimeter
  • Supports metric (m, cm, mm) and imperial (ft, in) units
  • Option to round results or show decimals
  • Real-time updates as you type
  • 100% local — no uploads, no tracking

How it works:

  1. Enter the length and width of the rectangle.
  2. Choose your preferred unit system.
  3. Click Calculate to get area and perimeter.
  4. Copy or note the results for your project.