!! used as default html header if there is none in the selected theme.
--- Introduction ---
This module gathers for the time being 11 exercises on rectangles:
length, width, perimeter, area.
This page is not in its usual appearance because WIMS is unable to recognize your
Please take note that WIMS pages are interactively generated; they are not ordinary
HTML files. They must be used interactively ONLINE. It is useless
for you to gather them through a robot program.
Description: collection of exercises on rectangles. This is the main site of WIMS (WWW Interactive Multipurpose Server): interactive exercises, online calculators and plotters, mathematical recreation and games