Answer:The "three principal rays" which are used for visualizing the image location and size are: A ray from the top of the object proceeding parallel to the centerline perpendicular to the lens. Beyond the lens, it will pass through the principal focal point.
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Answer:
A city that promotes energy efficiency and renewable energy in all its activities extensively promotes green solutions, and applies land compactness with mixed land use and social mix practices in its planning systems.
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I am pretty sure it’s D because we brought slaves from Africa not the other way around but probably wrong sorry if it is
Answer:
The answer is written language
