sketch the cartesian graph of r= root (1+cos2(theta))
-use it to sketch polar graph
-id all symmetry
-find period
-find area

they would have to work 32 hours.

answer: your answer is c

step-by-step explanation:

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!