To find the combined mass of the two skyscrapers, you'll simply need to add their individual masses together. However, you haven't provided the masses of the skyscrapers. Please provide the mass of each skyscraper, and I can help you calculate the combined mass in scientific notation to one decimal place.
tons. What is the combined mass, in tons, of the two skyscrapers? Use scientific notation to express your answer to 1 decimal place.
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