The four walls of a room represent which surface area?
ALimited
BLateral
CLower
DLinear
Answer & Solution
Correct answer: B. Lateral
1. Floor and ceiling are not counted.
2. Only the surrounding walls are.
3. The total area of all four walls of the cuboidal room is the lateral surface area of this room.
4. So the answer is lateral.
_Source: NCERT Class 8 Mathematics, Ch 9 'Mensuration'_
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