radale1287kp radale1287kp
  • 11-10-2017
  • Mathematics
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the Gateway Arch in St. Luis, Missouri, weighs about 20,000 tons. Write an amount that could be the exact number of tons the Arch weighs.

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silkyplayspeoxmh67
silkyplayspeoxmh67 silkyplayspeoxmh67
  • 11-10-2017
19675 tons
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