A cow tied to a rope if it eat 9856sq m then how many meter the rope should be
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Answer:
Step-by-step explanation:
Area of a circle = π r^2
∴ π r^2 = 9856
( 22 / 7 ) r^2 = 9856
r^2 = 9856 x ( 7 / 22 )
= 448 x 7
= 3136
r = √ 3136
r = √ 56 x 56
r = 56 m
Length of the rope = 56 m
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