AbraCalc

Rectangle Perimeter: 100 × 50

A rectangle with width 100 and height 50 has a perimeter of 300 units.

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How to use this tool

  1. Enter width and height in the fields above.
  2. Results update instantly as you type — or click Calculate.
  3. Read your perimeter and the full breakdown beneath it.

A large 100 by 50 rectangle has a perimeter of 300 units.

Frequently asked questions

How do you find the perimeter of a rectangle?
Perimeter = 2 × (width + height). Area = width × height.