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Questions tagged [reference-request]
A reference request is a request to be provided with (links to) documentation, official papers, and specs related to one or more specific algorithms or mathematical procedures, to provide a trusted base for what's being said or written.
(I previously asked this at The Mathematics Teaching Community, but I'm hoping it would attract further answers here.)
The Wikipedia page on proportional reasoning mentions a "water triangle"...
Mar 13, 2014 at 23:29
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