a circlular field of radius 105 m has a circular path of uniform width of 5 meter along and inside its boundary.Find the area of the path.
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Area of the path is in circular field radius is 105 m which has uniform circular form of width 5 m along and inside it is boundary.
Solution:
Radius of outer circle = 105 m
Radius of inner circle = 100 m
Width of path (outer circle radius minus inner circle radius) = 105 – 100 = 5 m.
Outer circle area is
Inner circle area is
Remaining area is area of circular path: (105^{2}-100^{2}=3221.428 {m}^{2}}
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