RapidCheck

Area of a Rectangle Calculator

Find the area of a rectangle from length and breadth.

Last updated: 25 Aug 2026

Quick answer

The area of a rectangle is length × breadth. For example, 12 × 8 = 96 square units. Enter the two sides above to calculate the area.

Find the area of a rectangle using Area = length × breadth.

How to calculate the area of a rectangle

  1. 1 Enter the length.
  2. 2 Enter the breadth.
  3. 3 We multiply them for the area.

Frequently asked questions

What is the area of a rectangle formula?
Area = length × breadth (width).
How do I find the perimeter?
Perimeter = 2 × (length + breadth).
Does it work for a square?
Yes — enter equal length and breadth.

Related checkers

Area of a Circle Calculator Area of a Triangle Calculator Plot Area Calculator