Find the surface area for a cylinder 12 in tall and has a diameter of 14

Question

asked Nov 24, 2020 53.0k views

1 Answer

RudolphEst · Answer 1 · 2020-11-27T19:36:02+0000

Answer:

Explanation:

The formula of a Surface Area of a cylinder:

$S.A.=2\pi r(r+H)$

r - radius

H - height

We have H = 12 in na diameter 2r = 14 in → r = 7 in.

Substitute:

$S.A.=2\pi(7)(7+12)=12\pi(19)=228\pi\ in^2$