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The circumference of the base of a 10 m high conical tent is 44 metres Then the length of canvas used in making the tent if width of canvas is 2 m is (Use )

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Answer

Let r m be the radius of the base h m be the height and l m be the slant height of the cone Then 
Circumference=44 metres
metres It is given that h=10 metres
Now surface area of the tent
Area of the canvas used
It is given that the width of the canvas is 2 m
Length of the canvas used=

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NTSE Class 10 Maths Chapter 10 to 14

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