The length of a rectangular prism is three times as long as its width, and its height is two feet longer than its width. if the volume of the prism is 135 cubic feet, what is its width?

Acentral angle measuring 160 degrees intercepts an arc in a circle whose radius is 4. what is the length of the arc the circle formed by this central angle? round the length of the arc to the nearest hundredth of a unit. a) 4.19 units b) 6.28 units c) 12.57 units d) 12.57 square units