Respuesta :

Answer: About 34 inches²

Step-by-step explanation:

       Circumference of a circle:

C = 2πr

20.7 inches = 2(3.14)r

20.7 inches = 6.28r

r ≈ 3.296 inches

       Area of a circle:

A = πr²

A = (3.14)(3.296)²

A ≈ 34.13 inches²

         The plate is about 34 inches².