A) 176
B) 178
C) 180
D) 200
Correct Answer: A
Solution :
\[1372{{m}^{2}}\]. where R is radius of larger circle r is radius of smaller circle \[926{{m}^{2}}\] Area of the circulating ring \[4564{{m}^{2}}\] \[5566.04{{m}^{2}}\] \[99909{{m}^{2}}\]
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