no. 7 sum pls help me to do this sum... pls pls pls pls!..... pls help
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A option
Step-by-step explanation:
Area of square =a^2
144. =a^2
a=12
now,
perimeter of square =4×side(a)
=4×12
=48
cost of fencing =perimeter of square×150
=48×150
=7200ruppees
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