A) \[20\,c{{m}^{2}}\]
B) \[19.9\,c{{m}^{2}}\]
C) \[18\,c{{m}^{2}}\]
D) \[17\,c{{m}^{2}}\]
Correct Answer: B
Solution :
Required area = Area of small semicircle + area of rectangle + area of big semicircle \[=\frac{3.14\times {{(1)}^{2}}}{2}+(4\times 3)+\frac{3.14\times {{(2)}^{2}}}{2}\]
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