1. A bedroom has length 4.9 meters, width 4.2 meters and height 2.2 meters.
2. 
   
3. a) Draw a 3D picture of the room with the dimensions labeled. 
4.  b) Calculate the surface area of the 4 walls and the ceiling (do not include the floor).
5.  c) If one litre of paint covers 8 m², and Mary applies two coats of paint to the walls and ceiling, how many litres of paint will she need for this room? (Assume you cannot buy part of a litre.)

Answer rating: 100% (QA)

Given that length of room width of room height of room 4 b ... View the full answer