Answer:
Their system of mathematics.
Explanation:
The Maya discovered zero. Most of the world's civilizations had no concept of zero at the time of the Mayans. Without zero there would be: No algebra, no arithmetic, no decimal, no accounts, no physical quantity to measure, no boundary between negative and positive numbers, and no computers. The Mayan’s discovery of zero was one of the most significant steps to get to where we are today.
The counting system was so simple. The Mayans figured out a genius system of counting which only required three symbols, a dot, a line, and a shell. These three symbols could be used in various combinations to keep track of the calendar and do arithmetic. Even the most uneducated people could use it to do basic trade.
i think rome was tradeing on silk rode because Silk Road, also called Silk Route, ancient trade route, linking China with the West, that carried goods and ideas between the two great civilizations of Rome and China.
Answer:
Mikhail Gorbachev was the most progressive leader of the Soviet Union. He was not a terrorist and served his mission by relaxing the restraints of other USSR hard line leaders such as Stalin.
Answer:
The flat land was good for farming and so the landowners built very large farms called plantations. The crops that were grown were called cash crops
The correct answer to this question is: 1 writers who worked to reform aspects of society
Muckrackers were socially conscious journalists who worked to expose the worst aspects of society.
