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Puzzle # 129  Italiano italiano Français francais
Difficulty level: bulbbulb, general geometry knowledge.
Steam locomotive puzzle
The 3 wheels with center 01, 02 and 03 are of the same size and tangent to each other. T0301 is a right triangle. If the radius of the wheels is 6 cm long what is then the length of the segment AB?

pine xmas tree

Keywords: tangent, circle, radius.

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