Question:

A closed box has height h cm and a square base of side x cm.

Last updated: 7/17/2022

A closed box has height h cm and a square base of side x cm.

A closed box has height h cm and a square base of side x cm. It has volume 100 cm³. What is the value of x which minimises the surface area of the box? Give your answer in cm correct to 3 significant figures.