The slant height and base diameter of a conical tomb are 25 m and 14 m respectively. Find the cost of white- washing it's curved surface at the rate of Rs. 210 per 100 m square.
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Answered by
4
Given: slant hieght(l) = 25m
diameter= 14m
radius= 14/2=7
CSA = πrl
CSA = 22/7 ×7×25
CSA = 550 m
per sq m = 550/100= 55/10
cost = 210× 55/10
cost = 1155
Answered by
5
Given :-
❄️Diameter = 14 m
❄️Radius = 7 m
❄️Height = 25 m
To find :-
• Curved surface area of the tomb &
Cost of white washing
According to the question,
Curved surface area of the tomb =
.°. Cost of white washing at the rate of Rs 12
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