how much cloth is required to set up conical shaped tent with height 4m snd radius 20.5
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Area of cone = πr² + πrl
=3.14×20.5×20.5 + 3.14×20.5×4
=2665.41m
=3.14×20.5×20.5 + 3.14×20.5×4
=2665.41m
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