Find the volume of the cylinder. either enter an exact answer in terms of π or use 3.14 for π. The radius is 6 and the height is 4. Is this correct? The steps I did to get this answer are:
6^2x4
36x4
144π (units^3)
If I did get this incorrect, I would like steps on why I got it wrong and how I can fix it.

Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list