Asked by Anonymous

a sewing box is 24cm by 18cm by 9cm. it is to be completely covered with silk material. what is the total surface to be covered?
Answered by Anonymous
24 * 18 * 9 = ?
Answered by Steve
the above figure is the volume, not the surface area. The box has 6 faces, in parallel pairs, of dimensions

24x18, 18x9, and 24x9

do those products and double their sum to get the total area.