Make an earthquake preparedness slogan
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Compare the partition of southeast asia to the partition of africa how was it similar

What does 2[tex] {2}^{ - 4} \times {2}^{ - 2} [/tex]

This is a 2017 topographic map of puerto rico in the united states, and i'm sorry that people there have suffered such a disaster. i want to ask, what do the yellow dots and areas represent on this graph? and the blue area and the little blue circle, and the little blue sign that looks like a signal tower, what do they stand for?