A rope of length 5 m is tied on the boundary of the pond shown, but it could enclose only half of the boundary. What is the perimeter(in m) of the pond?
A
5
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B
10
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C
15
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D
20
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Solution
The correct option is B 10 Length of the rope = 5 m
The rope could enclose only half of the boundary of the pond.
So, the perimeter of the pond = 5 x 2 = 10 m.