Cinderella The software for all this is available from Cinderella.

Java-based images to use now on this page. (Return to main Cinderella page)

Basic areas Start with the rectangle. What is the connection between the lengths of its sides and its area? Now look at the triangle. Which measurements are used to work out its area? Check this out by looking at The area of a triangle.

Please enable Java for an interactive construction (with Cinderella).

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