Maya used place value and zero in mathematics.
The Maya civilization was a Mesoamerican civilization developed by the Maya peoples, and prominent for its logosyllabic script, the most sophisticated and highly developed writing system in pre-Columbian Americas, along with its art, architecture, mathematics, calendar, and astronomical system. The Maya civilization developed in an area that comprised southeastern Mexico, all of Guatemala and Belize, and the western portions of Honduras and El Salvador.
Answer:
It was The first anniversary of the end of World War I. Congress passed a resolution in 1926 for an annual observance, and Nov. 11 became a national holiday beginning in 1938.
Explanation:
A) he negotiated a clear border between Spain & France.
B) he stopped the Muslim advance from Spain into France.
C) he welcomed ambassadors and scholars from Moorish Spain.
D) he established a Christian kingdom in a corner of northern Spain.
Answer:
It enabled them to wage a modern war
Explanation:
The Northern states supplied the military with all the means necessary to wage a modern war, producing large quantities of ammunition and other supplies, and in doing so financing the war with its industrial capacity. The Midwest supplied the Union with soldiers, food, horses as well as financially. Military hospitals were located throughout the territory of the Union.
The national banking system was reformed during this period, and prosperity was stimulated by heavy spending by the federal government. Union countries have invested a great deal of money and effort in psychological and social support for soldiers, their wives, widows and orphans.