Area of rectangles and squares

Find the area of each of the following rectangles or squares by clicking the empty spaces inside.

Enter this information into the spreadsheet.

What is the relationship between the area of a rectangle and its length and width?

This is a Java Applet created using GeoGebra from www.geogebra.org - it looks like you don't have Java installed, please go to www.java.com

Philip Gonsalves, 5 June 2013, Created with GeoGebra