Example A: A rectangle has a width that is 2 feet less than the length. The area of the rectangle is 35 square
feet. Find the dimensions of the rectangle.
What is the equation?

168

step-by-step explanation:

i am pretty sure that the answer is 168

3

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!