High voltage pylons - math puzzle
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A wire with a length of 60 meter is hanging between two high voltage pylons. The wire is connected to the pylons at a height of 50 meters. The middle part of the wire is 20 meters above ground level. How far are the high voltage pylons standing apart? |
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Explanation
0 meter,
because the length of the wire is exactly enough to go down from one pylon to the lowest point (30 meter) and up again (30 meter).
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