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

Question

cylinder: radius 4.2cm, height 9cm.

Answer 1

pi r^2 h
3.14 * 4.2 * 4.2 * 9

Answer 2

which one is the answer???

Answer 3

what do i have to do?

Answer 4

You have to decide you're going to learn how to do algebra.

Answer 5

i want too but its difficult:(