Question

find the surface area of the figure below 19 in and 13 in

Answer 1

Answer:

1471.15

A = πrl+πr²

l = $\sqrt{r^2+h^2}$

A = $\pi r(r+\sqrt{h^2+r^2} ) = \pi * 13 * (13 + \sqrt{19^2+13^2} )$  ≈ 1471.15