Question 50

___surface area of room = Area of 4 walls.

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Solution

Lateral
We know that a room is in the shape of a cuboid. Its 4 walls are treated as lateral faces of the cuboid.
$∴$ Lateral surface area of room = Area of 4 walls.

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Question 50

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Standard IX Mathematics

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Question 50 ___surface area of room = Area of 4 walls.

Lateral We know that a room is in the shape of a cuboid. Its 4 walls are treated as lateral faces of the cuboid. ∴ Lateral surface area of room = Area of 4 walls.

Question 50

___surface area of room = Area of 4 walls.

Lateral
We know that a room is in the shape of a cuboid. Its 4 walls are treated as lateral faces of the cuboid.
$∴$ Lateral surface area of room = Area of 4 walls.