a green path is laid all around a circular plot of diameter 105 m . if the width of the path is 7 m , find the area of the path.
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radius of the circular plot =105/2
Area of circular plot = pi r^2
= 22/7×105/2×105/2
=17325/2 = 8662.5m^2
Area of the circular part with radius = 105 - 7/2
= 49 m
= 22/7×49×49
= 7446 m^2
Area of the path = 8662.5 - 7446
= 1216.5m^2
Area of circular plot = pi r^2
= 22/7×105/2×105/2
=17325/2 = 8662.5m^2
Area of the circular part with radius = 105 - 7/2
= 49 m
= 22/7×49×49
= 7446 m^2
Area of the path = 8662.5 - 7446
= 1216.5m^2
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