A) \[\frac{\angle A}{360}\times \pi \times {{(3.5)}^{2}}\]
B) \[\frac{\angle B}{360{}^\circ }\times \pi \times {{(24)}^{2}}\]
C) \[\frac{\angle C}{360{}^\circ }\times \pi \times {{(3.5)}^{2}}\]
D) None of these
Correct Answer: A
Solution :
| [a] Area of region grazed by the cow |
| \[=\frac{\angle A}{360{}^\circ }\times \pi \times {{(3.5)}^{2}}\] |
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