if length of a wire is 120m then what will be the area if it is used to make a circle
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as the given length is its circumference...
= 2 π r = 120 m
= r = 120 / 2 π
r = 19 approx ..
area = π r ^2
=22/7 × 19 × 19
=1134.5 m^2 ...ans
= 2 π r = 120 m
= r = 120 / 2 π
r = 19 approx ..
area = π r ^2
=22/7 × 19 × 19
=1134.5 m^2 ...ans
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