a cow is tied to a pole at the centre of a grazing plot .when the Rope is taut (tight), the cow can describe the circle of circumference 132 m.calculate the length of the Rope and the area of the land on which it can graze ...
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Circumference=2πr
Here r is the length of the rope.
132m=2πr
132/(2π)m=r
21m=r
Now Area of the grazed field=Area of the circle
Area of the circle=πr^2
=1386 m^2
Here r is the length of the rope.
132m=2πr
132/(2π)m=r
21m=r
Now Area of the grazed field=Area of the circle
Area of the circle=πr^2
=1386 m^2
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