Question

Please help. 15 points. Show all work. Thank you.

Answer 1

surface = 2 x PI x r x H + 2 x PI x r^2

= 2 x r x h + 2 x r^2

= 2 x 6 x 12 + 2 x 6^2

= 144 + 72
= 216 PI in^2
Answer is A