You walk into a restaurant with a large group of friends. To accommodate
you, the restaurant will push a bunch of tables together—but how many
tables will be needed to ensure that everyone has a seat? This applet
will let you explore that question.
The Increase/Decrease buttons allow the size of the arrangement to change.
Set the menus at the top to Exploration, Six Chairs, and Rectangle.
What pattern exists between the number of tables and the number of
chairs? Describe a rule for the number of chairs based on what you
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