Rectangle Perimeter: 10 × 5
A rectangle with width 10 and height 5 has a perimeter of 30 units.
How to use this tool
- Enter width and height in the fields above.
- Results update instantly as you type — or click Calculate.
- Read your perimeter and the full breakdown beneath it.
A 10 by 5 rectangle has a perimeter of 30 units: 2 × (10 + 5).
Frequently asked questions
- How do you find the perimeter of a rectangle?
- Perimeter = 2 × (width + height). Area = width × height.