A) \[\text{6}0.\text{75 }{{\text{m}}^{\text{2}}}\]
B) \[\text{64}.\text{75 }{{\text{m}}^{\text{2}}}\]
C) \[\text{68 }{{\text{m}}^{\text{2}}}\]
D) \[\text{69}.\text{75 }{{\text{m}}^{\text{2}}}\]
Correct Answer: B
Solution :
| [b] Area of the field that cannot be grazed |
| = Area of \[\Delta ABC-\]Area of region grazed by all the three animals |
| \[=84-19.25=64.75cm\] |
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