# Geometry from the Land of the Incas 80/80

 Previous - Next Recent Additions (Page 80 of 80) Simson Line. A proof of Simson line with animation. New version of The Raft of the Medusa. Inspiration for Problem solving with fractals and animation. Languages: English, Spanish and Traditional Chinese. The Raft of the Medusa: Video Archimedes and the Rhombicuboctahedron. Archimedes the Geometer with animation. Johnson's Theorem. Three equal circles pass through a common point... Introduction with animation. Varignon and Wittenbauer paralellograms. Quadrilateral: midpoints and trisection points of the edges. Desiderata: Max Ehrmann's Poem for a Way of Life. Problem Solving inspiration with animation. See also: Spanish version Inca Music. One of  the best-known Inca folk tune in the world (due to Simon and Garfunkel's interpretation) Van Aubel's Theorem. Quadrilateral with Squares. Proof with animation. Butterfly Theorem Proof with animation. "Inca City" on Mars with animation. Langley's Problem Adventitious angles. 20° isosceles triangle with animation. Top Ten Reasons to Enjoy Geometry with animation. Sangaku Problem. The incenters of four triangles in a cyclic quadrilateral form a rectangle. Inca Empire Capital. Machu Picchu,The Lost City of the Incas. Go to Page: Previous | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 | 80 | Next

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