How to calculate one square of length, width and height

How to calculate one square of length, width and height


Calculate the cube? Length x width x height



I know how to square length, width and height


Surface area = (L × W + L × H + W × h) × 2



How to square width and height


Width and height are superdegrees, and square is a unit of area. If you want to calculate the area, you need to know what shape it is and calculate it according to the area formula