uranium47
uranium47 uranium47
  • 22-04-2021
  • Mathematics
contestada

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Respuesta :

janmilczek
janmilczek janmilczek
  • 22-04-2021

Answer:

[tex]403 + 40\sqrt{3}~~ ft^2[/tex]

Step-by-step explanation:

[tex](20+\sqrt{3})(20+\sqrt{3}) = 20^2 + 2\cdot 20 \cdot \sqrt{3} + \sqrt{3}^2 = 400 + 40\sqrt{3} + 3 = 403 + 40\sqrt{3}[/tex]

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