1. How did the study of Mathematics help the Harrapans to engineer successful
sewer systems? Is Math helpful when you are trying to create something new?
Explain in 2 paragraphs.

Which of these marketing methods henry ford sell the model t to many people who had never before owned a car? a) offering free maintenance on cars for a full year b) airing television commercials with memorable slogans c) advertising with the new communication outlets such as radio d) offering many different colors and models for buyers to choose from

Why did un coalition troops battle iraqi forces in 1991? iraq had invaded saudi arabia, along with its other border nations. iraq had invaded kuwait, which was a major source of the world's oil. the united nations wanted to remove saddam hussein from power. the united nations wanted to prevent the trade of illegal drugs.

1. how did manifest destiny spur nation building in the u. s.? 2. how did the idea of “the nation” begin to change? 3. how were the unifications of germany and italy similar? 4. what problems did the austro-hungarian empire have? 5. what domestic issues did england and france have?