One homework problem today in addition to test review:

Find the smallest surface area right circular cylinder with a volume of 54 cubic inches. Only scroll down for the helpline if you are truly stuck. Read this statement of the problem 3 or 4 times, make a diagram and state in your own words what you need to find before attacking the problem.

v

v

(You will need for form an equation for the **total** surface area. This is the function you need to optimize. Make sure to demonstrate whether this is a max or a min.) Look up any formulas you need.

Solution: rt cylinder min surface

### Like this:

Like Loading...

*Related*

## About mrsiderer

I am am a mechanical engineer and a math and physics teacher. I like to understand the way things work, to know about new things that are being developed, and to understand how math impacts everything. I value my time and yours and will only post quality material.