A) \[22.34c{{m}^{2}}\]
B) \[18.38c{{m}^{2}}\]
C) \[19.9c{{m}^{2}}\]
D) \[21.12c{{m}^{2}}\]
Correct Answer: A
Solution :
Similarly, Area of the region having black colour \[=\frac{40{}^\circ }{360{}^\circ }\times \frac{22}{7}\times 16\times 4\] \[=\frac{56320}{2520}=22.34\,\,c{{m}^{2}}\]
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