find the volume of each solid. if necessary, round to the nearest tenth.

cylinder: radius 4.2cm, height 9cm.

5 answers

pi r^2 h
3.14 * 4.2 * 4.2 * 9
which one is the answer???
what do i have to do?
You have to decide you're going to learn how to do algebra.
i want too but its difficult:(