Question
谞转讜谉 诪讙讚诇 讘爪讜专转 转讬讘讛. 讙讜讘讛讜 61 诪讟专讬诐, 讜讘住讬住讜 讛讜讗 专讬讘讜注 砖爪诇注讜 9 诪讟专讬诐. 注诇 讛讙讙,
讘谞拽讜讚讛 砖谞诪爪讗转 讘诪专讞拽 砖诇 砖谞讬 诪讟专讬诐 诪讛拽讬专 讛爪驻讜谞讬 讜砖谞讬 诪讟专讬诐 诪讛拽讬专 讛诪注专讘讬, 砖驻讻讜
诪讬抓. 谞诪诇讛 谞诪爪讗转 讘转讞转讬转 讛诪讙讚诇, 讘驻讬谞讛 讛讚专讜诐 诪讝专讞讬转. 诇谞诪诇讛 讬砖 讞讜砖 专讬讞 诪注讜诇讛 讜诇讻谉
讛讬讗 诪专讙讬砖讛 讗讬驻讛 讘讚讬讜拽 谞砖驻讱 讛诪讬抓. 诪讛讜 讛诪专讞拽 讛诪讬谞讬诪诇讬 砖讛讬讗 爪专讬讻讛 诇注讘讜专 讘砖讘讬诇
诇讛讙讬注 诇谞拽讜讚讛 讛讝讗转? (讛谞诪诇讛 讬讻讜诇 诇讝讞讜诇 注诇 讛拽讬专讜转 讜讛讙讙.)
讘谞拽讜讚讛 砖谞诪爪讗转 讘诪专讞拽 砖诇 砖谞讬 诪讟专讬诐 诪讛拽讬专 讛爪驻讜谞讬 讜砖谞讬 诪讟专讬诐 诪讛拽讬专 讛诪注专讘讬, 砖驻讻讜
诪讬抓. 谞诪诇讛 谞诪爪讗转 讘转讞转讬转 讛诪讙讚诇, 讘驻讬谞讛 讛讚专讜诐 诪讝专讞讬转. 诇谞诪诇讛 讬砖 讞讜砖 专讬讞 诪注讜诇讛 讜诇讻谉
讛讬讗 诪专讙讬砖讛 讗讬驻讛 讘讚讬讜拽 谞砖驻讱 讛诪讬抓. 诪讛讜 讛诪专讞拽 讛诪讬谞讬诪诇讬 砖讛讬讗 爪专讬讻讛 诇注讘讜专 讘砖讘讬诇
诇讛讙讬注 诇谞拽讜讚讛 讛讝讗转? (讛谞诪诇讛 讬讻讜诇 诇讝讞讜诇 注诇 讛拽讬专讜转 讜讛讙讙.)
Topics:
Geometry
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Solid Geometry / Geometry in Space
Geometry
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Plane Geometry
->
Pythagorean Theorem
- Israeli IMO Selection, 2012, Stage A Question 9
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