a cow is tied for grazing inside a rectangular field of diameters 40m×36m in one corner of the field by a role of length 14 m.find the area of the field left ungraded by the cow
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total area = 40×36 = 1440
area grazed = 0.25×3.14×14×14 = 154
area ungrazed = 1440-154 = 1286 sq m
area grazed = 0.25×3.14×14×14 = 154
area ungrazed = 1440-154 = 1286 sq m
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