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Recent Additions (Page 41 of 80)




Proposed Problem 344.
Quadrilateral, Extension of sides, Circle, Tangent, Semiperimeter. 

Proposed Problem 343.
Hexagon, Inscribed circle, Tangent, Semiperimeter. 

CaralSupe, Barranca: Greater
Pyramid. Golden Rectangles, iPad
Apps


Artwork of Problem 1169, Complete
Quadrilateral


Proposed Problem 342.
Pentagon, Inscribed circle, Tangent, Semiperimeter. 

Proposed Problem 341.
Triangle, Inscribed circle, Tangent, Semiperimeter. 

Artwork of Problem 1147, Equilateral Triangle, Delaunay
Triangulation, Circular Random Composition, iPad Apps


Proposed Problem 340.
Triangle, Angle Bisectors, Perpendiculars, Distances. Exterior Point. 

Proposed Problem 339.
Triangle, Angle Bisectors, Perpendiculars, Distances. Interior Point. 

Proposed Problem 338.
Triangle, Circumcircle, Inscribed Circle, Exterior angle bisector,
Concyclic points. 

Proposed Problem 337.
Isosceles Trapezoid, Angle bisector, Parallel, Concyclic points. 

Proposed Problem 336.
Two equal circles, a Common Tangent and a Square.


San Blas Church and Golden Rectangles.
South side door, Cuzco.


Coricancha Windows within Windows.
The Coricancha was the most important temple in the Inca
Empire.
Golden Rectangles, Trapezoids.
Cuzco Index.


Regions of Peru Mind Map.
UNESCO World Heritage List.


Proposed Problem 335.
Cyclic Quadrilateral, Perpendiculars to Sides. 

Proposed Problem 334.
Cyclic Quadrilateral, Perpendiculars to Diagonals. 

Midpoints.
Theorems and Problems 

Inca Tocapu Index.
Tocapu: Small square script found on Incan textiles and wooden vases.


Inca Tocapu 3 Kaleidoscope.


Machu Picchu and Putucusi.
Cuzco, Peru.


Machu Picchu Terraces.
Parts of Machu Picchu are covered agricultural terraces.


Machu Picchu in the Morning.
The mystical appearance.


Proposed Problem 333.
Circle inscribed in a semicircle, Perpendicular to the common tangent. 

Tangential or Circumscribed Quadrilateral: Diagonals, Inradii Theorem. 

Proposed Problem 332.
Cyclic quadrilateral, Ratio of diagonals, Similarity. 

Proposed Problem 331.
Square, Point on the Inscribed Circle, Tangency Points. 

Proposed Problem 330.
Cyclic quadrilateral, Perpendicular diagonals, Area, Circumcenter. 

Proposed Problem 329.
Triangle, Altitudes, Circle, Diameter, Concyclic points. 

Proposed Problem 328.
Triangle, Incircle, Tangency Points, Parallel, Midpoint. 

Tangential or Circumscribed Quadrilateral: Diagonals, Altitudes Theorem. 

Proposed Problem 327.
Right triangle Area, Incircle, Circumcircle, Square. 
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