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Draw a square. A second square of the same size slides around the first always maintaining contact and keeping the same orientation. How far does the dot travel?

Keep Your Distance

Age 11 to 14 Challenge Level:

Mark four points on a flat surface so that there are only two different distances between them. One arrangement is as shown.
equilateral triangle

How many more can you find?

Are you sure that you have them all?

 

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