We will use either L6 or R6 for the upper and lower estimates. Since the runner's speed is an increasing function, then Incorrect: Your answer is incorrect. will give the lower estimate, and Incorrect: Your answer is incorrect. will give the upper estimate.

answer: options?

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!

the answer should be:

a. 3, 4, and 6

b. 18, 24, and 36

c. 4.8, 6.4, and 9.6

hope i

-lavira : )