The side area of a cylinder is 942 square centimeters, and its volume is 2355 cubic centimeters. What is the radius of its bottom?

The side area of a cylinder is 942 square centimeters, and its volume is 2355 cubic centimeters. What is the radius of its bottom?

According to the formula of volume and side area, radius = volume * 2 / side area = 2355 * 2 / 942 = 5