Free tools for the numbers that matter · No signup needed

Area Calculator

Rectangle area equals length multiplied by width.

This calculator is free to use. Enable JavaScript to enter your values and see a result instantly.

How it works

Rectangle area equals length multiplied by width.

Worked example

A 10 by 5 rectangle has area 50 square units.

Keep in mind

Results are estimates; check the assumptions for your situation.

See the original calculator · More math calculators