Math: Geometry: What's New, Recent Additions, College, High School, Kids - Page 143

Triangle Centers.

Seven Circles Theorem.
Step by Step illustration of this beautiful theorem.

Heron's Formula.
Key facts and a purely geometric step-by-step proof.
 

Sacsayhuaman Fortress. Panorama View.
Almost five centuries after the fall of the Inca empire, the titanic fortress of Sacsayhuaman still stands above Cuzco.
 

The Lord of Sipan and Pre Inca Spiderman, Gold Neckle.

Cuzco City Map
 

Cuzco Panorama View
 

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