The elevation of city A is 72 feet above sea level; the elevation of city C is 24 feet above sea level. The elevation of city D is 1 over 4 of the elevation of city C. Part B: Simplify the expression and explain why the answer is negative or positive. pls help'

i found two solutions,   n = 2 • ± √3 = ± 3.4641

step-by-step explanation:

560

hope this : )

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!