Draw a polyline of 3 links of equal length if the length of the polyline is 12cm.

1) To draw a polyline of three links of equal length, you need to know the length of one link.
2) Since the length of the entire broken line is known and it is known that it consists of three links, the length of one link is 12/3 = 4cm.
Therefore, our answer is: this broken line consists of three links of 4 cm.

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