A esteira da escavadeira
Professor: Fabio Henrique Teixeira de Souza The diagram shows the track of an excavator, viewed from the side. The bottom part is in contact with the ground. If the excavator moves forward 10 cm, by how many centimeters will point A move? This is Problem 6 from Chapter 0 of the book Moscow Mathematical Circle - Week-by-Week Problems by Sergey Dorichenko.
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