Guys, please please help me

asked Nov 8, 2020 18.5k views

0 votes

6.0k points

Please log in or register to add a comment.

5 votes

Answer:

508.68

Explanation:

Upper and lower surfaces of the cylinder:

$\pi r^(2) =9\pi \\S=2*9\pi =18\pi$

Side area of the cylinder:

$S=sh=\pi dh=6\pi *3*8=144\pi$

The total area:

$S=114\pi +18\pi =162\pi =162*3.14=508.68$

John Donnelly answered Nov 13, 2020

5.6k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

6.0m questions

7.9m answers