BOOKS - SCIENCE AND STUDY - Удивительный квадрат
US $6.74
368432
368432
Удивительный квадрат
Author: Кордемский Б.А., Русалев Н.В.
Year: 1952
Number of pages: 160
Format: PDF
File size: 16.0 MB
Language: RU
Year: 1952
Number of pages: 160
Format: PDF
File size: 16.0 MB
Language: RU
In the first chapter, the reader is offered several puzzle problems for composing a variety of figures from parts of a square (a kind of "geometric constructor")... In the second chapter, geometric methods for cutting squares for puzzles of the first chapter, justification of the possibility of transforming figures and a number of problems for independent solution. The third chapter describes some of the remarkable properties of the square.
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