SOLUTION: An arc of a circle of radius 7cm substands an angle of 120 at the centre.find it perimeter

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Question 1148111: An arc of a circle of radius 7cm substands an angle of 120 at the centre.find it perimeter
Answer by ikleyn(52835) About Me  (Show Source):
You can put this solution on YOUR website!
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Whose perimeter to find ?