3. The rectangular wall below is to have a mural painted on it. The shaded section will have a sky blue background a) Divide the shaded area into two shapes. The shapes must be from the list: 25 m square, rectangle, triangle, rhombus, kite, parallelogram, trapezium because these are the area formulas you know. 2 m 10.5 me 1.1 m b) Calculate the area of both these shapes. c) Find the total area of the shaded section. d) The wall is 2 metres high by 2.6 metres wide. Calculate the area of the whole rectangular wall. The remaining white part of the wall is to be painted apple green. Describe how you would find this area. f) Calculate this white area