Respuesta :

Answer:

  • 100 cm²

Step-by-step explanation:

Area of the larger circle:

  • A = π(2r)² = 4πr²

The shaded area:

  • π(2r)² - πr² = 75
  • 3πr² = 75
  • πr² = 25

Area of the larger circle:

  • A = 4(25) = 100 cm²
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