The Golden Rectangle and Nautilus

Topic:
Rectangle
The Golden Rectangle In this activity you are going to construct a Golden Rectangle and to create a new Geogebra tool. Geogebra has "user defined tools": this means you can create your own tools for the toolbar by taking an existing construction and specifying input and output objects of your new tool.

Nautilus

Hint: If you are not sure about the construction process, you might want to have a look at the file .pdf below.

Spirali in matematica