HOW TO USE THIS APPLET
The graph area
- Drag the vertical or horizontal arrow buttons to change the length of the side of the square (and hence the area of the square). Drag the right side or top of the square to obtain the same result.
- Drag the "dot" to change the size of the "unit" square.
Other
- Select the "RESET" button to restore the applet to the initial state.
- Select the "PRECISION" button to set number rounding.
- Select the "arrow" buttons to change the size of the "unit" square.
- Select the "arrow" keys to change the length of the side of the square (and hence the area of the square).
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