Maximizing Area

Move the points to maximize the area of the polygon. Moving point A will result in the whole polygon translating. The best way to manipulate the polygon is to start with point A and work around clockwise.

What shape maximizes the area? What shape minimizes the area?

Largest area enclosed by 16 matches

In the applet below, drag the match to move it, and drag its red head to turn it.[br][br]Explore with the applet the possible areas enclosed by the 16 matches. Record the areas in the table. [br][br][b]What is the largest area?[/b]
Largest area enclosed by 16 matches
Anthony Or. GeoGebra Institute of Hong Kong.

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