yo if u can give me the right answer to all these imma give u a brainliest and no links or i’m reporting your account

step-by-step explanation:

where is the diagram? shown below where? ?

step-by-step explanation:

combine all like terms then its just a 2 step equation

the answer is:

the correct option is the option b.

to calculate the surface area of the right cylinder, we need to use the following formula:

from the picture we know that:

so, substituting and calculting we have:

hence, we have that the correct option is the option b.

have a nice day!