Respuesta :

mabb8000

Answer:  314 cm squared

Step-by-step explanation:

20 divided by 2 = 10

10 x 10 = 100

100 x 3.14 = 314

kamraaa
Area of a circle = πr²

Radius = 1/2 d = 1/2(20) = 10

A = π • 10²
= π • 100
= 314.2cm

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