A) 300 m
B) 3000 m
C) \[\text{30 }{{\text{m}}^{\text{2}}}\]
D) \[\text{300 }{{\text{m}}^{\text{2}}}\]
Correct Answer: A
Solution :
The square plots in a row form a rectangle with length \[4\text{ }\times \text{ }30\text{ }m\] = 120m and width 30m. Length of barbed wire \[=2\times (120+30)\text{ }m=2\times 150\text{ }m=300\text{ }m\]You need to login to perform this action.
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