3.3 The owner of a large electronic storage building wants to install air-conditioning. The size of the air conditioner depends on the capacity of the building. Below is a diagram with the dimensions of the building. The diagram is not drawn to scale. Note: It consists out of a rectangular prism and a triangular prism. Calculate the volume of the building, (9 5m 3m sm 3m 8m volume 3.4 The building needs to be painted on the outside. Calculate the surface area that needs to be painted. Hint: Consider the areas that need to be painted very carefully! (15)​