Let the radius of both solids be r and their heights be h units,
According to condition,
\(\frac{r}{h}=\frac{4}{3}\\\therefore h=\frac{3r}{4}\)
TSA of cylinder = \(2\pi r(r+h)\)
TSA of cone = \(\pi r (r+l)\)
On comparing the ratios,
\(=\frac {2\pi r...