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Write the given expression as the cosine of an angle.
Urban Areas
Regions characterized by high population density and vast human features in comparison to areas surrounding them.
North Americans
Residents or citizens of countries located in North America, typically including the United States, Canada, and Mexico.
Clustered Development
A planning approach that concentrates buildings in specific areas on a site to preserve open space, natural resources, and reduce the footprint of development.
Solar Energy
The radiant energy emitted by the sun, which can be harnessed using technologies such as solar panels to produce electricity.
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