Search Results: Cyclic quadrilateral

The Battle of Castiglione (5 August 1796) was one of the most important battles of Napoleon's Italian Campaign of 1796-97. After laying siege to the vital fortress of Mantua, General Napoleon Bonaparte and his Army of Italy defeated an Austrian...

The Maya are an indigenous people of Mexico and Central America who have continuously inhabited the lands comprising modern-day Yucatan, Quintana Roo, Campeche, Tabasco, and Chiapas in Mexico and southward through Guatemala, Belize, El Salvador...

Kykeon (from the Greek “to mix, stir”) was a beverage of water and barley (sometimes flavored with mint or thyme) popular among the working, 'lower' class of ancient Greece. In Homer's Illiad it is described as a mixture of water, barley...

The Popol Vuh recounts the story of twins who journeyed to Xibalba. For the Maya, their round of adventures serves as a metaphor for timeless, repeating cycles and for the regeneration of earth and all living things. – Gene S. Stuart, Mayanist...

Corn (maize) was central to the lives of Native Americans across North, Central, and South America. Maize was introduced to North America from Mesoamerica c. 700/900 CE and transformed the lives of the indigenous peoples. Every tribal nation...

A pyramid is a structure or monument, usually with a quadrilateral base, which rises to a triangular point. In the popular imagination, pyramids are the three lonely structures on the Giza plateau at the edge of the Sahara Desert but there...

The Italian campaign of 1796-1797, waged by a young Napoleon Bonaparte, was a decisive campaign in the French Revolutionary Wars (1792-1802). It led to the defeat of Austria, the beginning of French control of northern Italy, and the end...

Canyon de Chelly or Canyon de Chelly National Monument is a protected site that contains the remains of 5,000 years of Native American inhabitation. Canyon de Chelly is located in the northeastern portion of the US state of Arizona within...

Menelaus of Alexandria was a Greek astronomer, scientist, and mathematician who lived around 100 CE. Menelaus made a significant and lasting contribution to the fields of astronomy, geometry, and trigonometry. His major work, the Spherics...

“Trdat the Architect” or Tiridates (c. 940s-c. 1020s?) was a Armenian architect who is noted for his role in the reconstruction of the Hagia Sophia's dome in Constantinople following an earthquake in the 10th century CE, as well as the Cathedral...