Respuesta :

Answer:

≈ 565.5 units²

Step-by-step explanation:

The area (A) of the shaded sector = area of circle × fraction of circle

A = πr² × [tex]\frac{162}{360}[/tex] ← r is the radius

   = π × 20² × [tex]\frac{162}{360}[/tex]

   = 400π × 0.45 ≈ 565.5 units²

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