A) 42-5 Metres
B) 60 Metres
C) 1800 Metres
D) 80 Metres
Correct Answer: B
Solution :
Let side of a square = a meters Then, according to question, Area of a square = Area of rectangular plot \[{{a}^{2}}=45\times 40\] \[a=30\sqrt{2}\] Now, length of the diagonal of a square \[=a\sqrt{2}\] \[=30\sqrt{2}\times \sqrt{2}\] = 60 metersYou need to login to perform this action.
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