Largest area enclosed by 16 matches

Author:
Anthony OR 柯志明
Topic:
Area, Geometry, Perimeter, Rectangle, Square
In the applet below, drag the match to move it, and drag its red head to turn it. Explore with the applet the possible areas enclosed by the 16 matches. Record the areas in the table. What is the largest area?
GeoGebra Applet
Anthony Or. GeoGebra Institute of Hong Kong.

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