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Amedical center’s rectangular parking lot currently has a length of 30 meters and a width of 20 meters. the center plans to expand both the length and the width of the parking lot by 2x meters. what polynomial in standard form represents the area of the expanded parking lot?

How do astronomers measure the amount of dark matter in the universe

Carlos is looking at a picture of a convergent boundary on which a volcanic arc and a trench are identified. which type of convergent boundary is carlos looking st?