Math, asked by himanshubbk6610, 1 year ago

Find total surface area of a cone whose radius is 2r and slant height is l/2

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Answered by purvisri02
0
TSA of cone = πr(r + l)
                     = 2πr(2r + l/2)
                     = 2πr(4r + l)/2
                     = 4πr² + πrl
   
Answered by Anonymous
0
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