A conical tent is 10m high and the radius of its base is 240m .find
(i) slant height of the tent.
(ii) cost of the canvas required to make the tent, if the cost of 1m² canvas is rs 70.
(i) slant height of the tent.
(ii) cost of the canvas required to make the tent, if the cost of 1m² canvas is rs 70.
Answers & Comments
Answer:
137280 Rs
step by step explanation
Height,h=10 m
Radius,r=24 m
Let the slant height be l. Then,
l2=r2+h2
l2=676
l=26 m
Therefore, the slant height of the tent is 26 m.
Now,
CSA of tent = πrl=722×24×26=713728 m2
Hence, cost of canvas = 713728×70=137280 Rs.