Respuesta :

Answer:

70

Step-by-step explanation:

Area of a circle is

A = pi × r²

3850=pi × r²

Square root (3850÷pi) = r

35 = r

Diameter is twice the radius, so multiply by two.

D = 70

well if you back figure it I got ABOUT 70 for the diameter. I wasn't sure if it needed rounding or not since the question did not specify. hopefully this is correct and helps!

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