Aztecs irrigated and reclaimed swampland so that they could farm.
<u>Explanation</u>:
Aztec refers to people of Central Mexico speaking Nahuatl. The Aztecs were known for introducing irrigation, agriculture and cultivating the land. These people involved in draining swamps and creating artificial islands in the lakes. The artificial island is used for farming.
Aztecs were involved in building pyramids and temples. They learned irrigation to change their habits. Farming became their major occupation. Hieroglyphic writing was introduced by Aztecs. Complex calendar system was implemented and used by Aztecs.
A factory requires workers. When a new factory opens, they need to hire a full staff, so many jobs are created.
Answer:
29
Explanation:
Brake it down- 10+10=20, 20+9=29.
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Normal pregnancies last for about 37 weeks, that is the estimated date of confinement.
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