Calculate the Total Surface Area of the Cuboid Tank
The residents of Ushikamano centre are constructing a rectangular concrete water storage tank for their community project. The tank is in the shape of a closed cuboid with the following dimensions: Length: 2.5 m, Width: 1.5 m, Height: 1 m. Before painting the tank, they need to know the total area that will be covered with waterproof paint.