Besides PC Logo, the Euclidean program can be used to draw lines and some basic shapes and polygons. It also measures the lengths as well as angles. Whereas Geometer’s Sketchpad can be used to draw circles and it has the ability to measure the radius, circumference and the area using the ‘measure’ button. The examples of the two activities can be seen below:

Euclidean and Geometer's Sketchpad

Labels: Euclidean, Geometer's Sketchpad