A circular pond is surrounded by a 2 m wide circular path. If outer

Question

circumference of circular path is 44 m, find the inner circumference
of the circular path. Also find area of the path.

Answer 1

2 pi Ro = 44
solve for Ro
then Ri = Ro - 2
so
inner circumference = 2 pi Ri
and

Path area = pi(Ro^2-Ri^2)

Answer 2

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