Math: Geometry: What's New, Recent Additions, College, High School, Kids - Page 103

Proposed Problem 153. Circumscribed Quadrilateral, Diagonals Concurrent with Chords.  

Proposed Problem 152. Circumscribed Quadrilateral, Diagonal, Chord, Proportion.  

Proposed Problem 151. Quadrilateral, Area, Trisection of Sides.  

Machu Picchu and the Golden Rectangle.  

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