The Maya used the vigesimal system for their calculations - a system based on 20 rather than 10. This means that instead of the 1, 10, 100, 1,000 and 10,000 of our mathematical system, the Maya used 1, 20, 400, 8,000 and 160,000.
The information that McCarthy cited to show that America was losing the war against communism is the State Department. The State Department is an executive federal department in the country that guides the President and different sectors in the government in order to develop the nation.
One of the effects of early African migrations was that "<span>North African languages replaced tribal tongues," since much of the migration took place from South to North. </span>
Answer:
It shows how poorly the immigrants lived in the tenements
Explanation:It basically shows how poor the other half was living in poverty and poor conditions with little to no government help. His pictures and photographs in his book were all over the world and people knew the struggle the “other half” aka immigrant lived cooped up in a small apartment with unsanitary conditions and unhealthy conditions.
The war ended on November 11, 1918, and America's economic boom quickly faded. Factories began to ramp down production lines in the summer of 1918, leading to job losses and fewer opportunities for returning soldiers. This led to a short recession in 1918–19, followed by a stronger one in 1920–21