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vivek

· started a discussion

· 1 Months ago

r^2/ 6 ku liya sir

Question:
A grassy field has the shape of an equilateral of side 6 m. A horse is tide to one of its vertices with a rope of length 4.2 m. The percentage of the total area of the field which is available for grazing is –
Options:
A) 50%
B) 55%
C) 59%
D) 62%
Solution:
Ans: (c) 


deepika chaudhary

· commented

· 1 Months ago

60/360 =1/6 (as angle is 60) area of sector will be taken...

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