Seudónimo Seudónimo
  • 12-04-2018
  • Mathematics
contestada

Please help? I have 2 questions. Thank you.

Please help I have 2 questions Thank you class=

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Аноним Аноним
  • 12-04-2018
Surface area of a sphere = 4πr² = 4π(15)² = 900π m²

Surface area of a sphere = 4πr² = 4π(10)² = 400π m²
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