Verify the area you have calculatead.
Measure length,width and height of your classroom and find
The total surface area of the room, ignoring the area of windows
and doors
(a)
(b) The lateral surface area of the room
(c)
The total area of the room which is to be white washed.
Answer:
the quality or state of being probable; the extent to which something is likely to happen or be the case.