A cube has six congruent square faces ... 𝒘 is the width and 𝒉 is the height. Use the formula to find the total surface area of a cuboid with length 18 cm, width 10 cm and height 4 cm.

A cube is different to other cuboids because all its dimensions are equal in length. However, you can still use the same formula to calculate the volume. …Then multiply the answer, which is 9 ...