Respuesta :

Answer:

120 cm. .here u go..

Step-by-step explanation:

Circumference: 2πr

C=18 so r= 18/2π= 9π

Arc length = rθ 6=(9π)θ θ=6/9π

Convert to degrees by multiplying by 180/π



6/9π x 180/π = 120 degrees

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