The radius of a circular garden is 42 m. What would it cost to put a 3-round fence around this garden at a rate of 50 rupees per metre ?
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Answer:
radius of circle is 42m
area=pie×radius^2=22/7×42×42=5544m
cost of fencing =5544×50=277200rs
Answered by
1
Answer:-
Given radius of circular garden 42 m
Perimeter of garden = 2πr=2π×42m
Perimeter = 84πm
Now for three rounds = 84πm × 4
4 perimeter = 336π
Cost of fencing = 50 Rs./m
Total cost of fencing = 50 × 336π Rs.
= 16 800 π
Total cost Rs = ₹52800
Total cost of fencing is Rs. 52800
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