A circular grass lawn of 35 m in radius has
a path 7 m wide running around it on the
outside. The area of the path is
(A) 1496 m2
(B) 1450 m2
(C) 1576 m2
(D) 1694 m2
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Answer:
1694 m²
Given, r=35 m
Therefore, R=35+7=72 m
Area of circular path =π(R+r)(R−r)
=
7
22
(42+35)(42−35)
=1694m²
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