Question

find the ratio of the surface areas of the solids.
a. 8/27
b. 4/9
c. 2/3
d. 4/6

Answer 1

\[\Large \frac{A_1}{A_2} = (\frac{l_1}{l_2})^2\]

Answer 2

wat else?? how do i plug the numbers in??

Answer 3

Find the surface areas of each.
Plug them in place of A1 and A2.
You'll get the ratio then.

Answer 4

i dont know how to do that

Answer 5

Do you know how to find surface areas?

Answer 6

no

Answer 7

https://www.khanacademy.org/math/basic-geo/basic-geo-volume-surface-area/basic-geo-volumes/v/cylinder-volume-and-surface-area