This is a Sangaku problem.
[url=http://www.youtube.com/watch?v=V1gT2f3Fe44&t=1m35s]See Lockhart introduce it[/url] in a promo for his book [i]Measurement[/i]
- Resource Type
-
Activity
- Tags
-
tangent
- Target Group (Age)
- 15 – 18
- Language
- English (United States)
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