[" Q."14" .In a circle of diameter "21cm...

[" Q."14" .In a circle of diameter "21cm" .if an Arc subtends an angle of "60^(@)" at the centre where "pi=22/7" ,"],[" then what will be the length of Arc."],[" a."5cm],[" b."5.5cm],[" c."11cm],[" d."11.5cm]

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