find the circumference of the inner and Outer circles shown in the adjoining figure? take pi is equal to 3.14
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where is the figure?
jerinzacharia:
oh sorry
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Answer:
Inner radius =9m
Outer radius =19 m
Circumference of radius 9m
2pie r = 2*3.14*9
= 56.52m
Circumference of radius 19
2pir r = 2*3.14*19
=119.32m
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