[size=100][u]Note[/u]: This challenge is supposed to be solved using keyboard input only![br][br]Construct a square whose side length can be modified using a slider, and which allows to explore the relation between its side length and its area. Write down instructions that help your students discover this concept.[/size]

[list][*][size=100]Start your construction with an arbitrary point [i]A[/i], and create the other vertices in relation to the coordinates of point [i]A[/i].[/size][/*][*][size=100]The side length of the square should be a positive integer less than or equal to 10.[/size][/*][*][size=100]Remember how to use the coordinates of an existing point in order to create a new point![/size][/*][*][size=100]Find out how to display the value of an object instead of its name as its label.[/size][/*][/list]