Question

please help me solve this..

Answer 1

Formula:

$surface \: area \: of \: a \: cone \: is \: \pi {r}^{2} \: + \: \pi(r)(l)$

πr² + πrl = π(16)² + π(16)(19)

π(16)² + π(16)(19) = 1759.29188601

Round off the value and write the answer.!