Find Greatest length of log that can be floated

Asked Sep 29 '18 at 09:56

Active Sep 29 '18 at 09:56

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A Channel of $27$ metres wide is at right angles to channel of $64$ metres wide. Find Greatest length of log that can be floated in system of channels

Is it not the Greatest length of log, the hypotenuse given by $\sqrt{27^2+64^2}$ but the answer is $125$

asked Sep 29 '18 at 09:56

Ekaveera Gouribhatla

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I don't get the question. Can't the log be indefinitely long given only the information? – ə̷̶̸͇̘̜́̍͗̂̄︣͟ Sep 29 '18 at 10:44
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This has to do with the sofa problem. See https://math.stackexchange.com/questions/2922887 – cgiovanardi Sep 29 '18 at 19:50
See also here, 3rd problem http://www.mathematische-basteleien.de/ladder.htm – cgiovanardi Sep 29 '18 at 20:16

Find Greatest length of log that can be floated

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