How were the incan Mayan and Aztec civilizations similar?

The Incan, Mayan, and Aztec civilizations were similar in that they all developed advanced agricultural techniques, including the use of irrigation and terracing, allowing them to sustain large populations. Each civilization had a complex social structure, with a hierarchy that included rulers, priests, and commoners, and they all practiced polytheism, worshiping multiple deities associated with nature and agriculture. Additionally, they made significant contributions to mathematics, astronomy, and architecture, creating impressive structures like temples and pyramids. Despite their geographical differences, these civilizations shared a common emphasis on trade, culture, and religious practices.