File:TOMOYUKI MOGI GOLDEN RATIO CIRCLES 1 PHI ROOT5.gif

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日本語: 半径√5の正円の右端に半径1の正円が外接する場合、「両円の接点を通らない両円への共通接線2本の交点」と「半径1の正円の右端」との距離は、黄金数そのものとなっている。
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Author TOMOYUKI MOGI

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Date/TimeThumbnailDimensionsUserComment
current15:08, 20 December 2019Thumbnail for version as of 15:08, 20 December 2019960 × 540 (19 KB)TOMOYUKI MOGI (talk | contribs)User created page with UploadWizard

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