Respuesta :

Phobic111

Answer:

radius = 12.3 cm

Step-by-step explanation:

The formula to find the circumference of a circle:

Circumference = 2 × π × r

77 = 2 × π × r

r = [tex]\frac{77}{2*\pi } [/tex]

r = 12.3 cm (in 3 significant figures)

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