miamartin5287
Answered

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Sagot :

xenia168

Answer:

3

Step-by-step explanation:

[tex]\frac{20}{360}[/tex] = [tex]\frac{1}{18}[/tex]

C = 2 π r

C = 54 π

Length of AB = 54 π × [tex]\frac{1}{18}[/tex] = 3 π

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