Paul Salomon came up with a beautiful kind of problem: the imbalance problem. Be SURE to check them out: [url]http://bit.ly/PSimb[/url] Can you order the shapes from heaviest to lightest? Will there always be enough information to be sure? Each shape is given a weight from 1 to 10 - what can you tell about their values?
More GeoGebra at [url]mathhombre.blogspot.com[/url]