A) \[\text{7 cm}\]
B) \[\text{14 cm}\]
C) \[\text{21cm}\]
D) \[\text{28 cm}\]
Correct Answer: D
Solution :
| [d] \[2\times \pi \times r=176\] |
| \[\Rightarrow \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,2\times \frac{22}{7}\times r=176\] |
| \[\Rightarrow \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,r=28\,cm\] |
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