The length of a rectangular parallelepiped is 18 cm, height 15 cm and volume 3240 cm3. Find the width of the given box.

Let’s solve this task in steps and explain each of them in detail.

1) 18 * 15 = 270 cm ^ 2 – the product of the length by the height of the rectangular parallelepiped, since the length of the rectangular parallelepiped is 18 centimeters, and the height of the rectangular parallelepiped is 15 centimeters;

2) 3240: 270 = 12 centimeters – the width of the rectangular parallelepiped.

Answer: 12 centimeters.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.