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 iding. The diagram is not drawn to scale, Note: It (9) consists out of a rectangular prism and a triangular prism. Calculate the volume of the building 5m 5m 3nl 3.4 The building needs to be painted on the outside. Calculate the surface area that needs to be painted. ( 15 ) Hint: Consider the areas that need to be painted very carefully! 3.5 The paint needed for one coat of paint for the building costs R 1 10 per liter. If I liter covers 5m, calculate the cost of the paint. (3) Question 4: Determine the surface area of a cube with a side length of 3metres: (3)