A conical tent is 4 m high and the radius of its base is 3 m. The cost of the canvas required to make the tent, if the cost of 1m² canvas is 70 is
a) 2640
b) ₹ 3500
c) ₹ 3300
d) € 4300
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Answer:
c) 3300
Step-by-step explanation:
h=4
r=3
1m^2=70
Cost for 1m^2=70
Cost for whole tent=πrl×70
l=√3^2+4^2
=√9+16=√25
l=5
Cost for whole tent=22/7×3×5×70
=22×3×5×10
=3300
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