Question

The length, breadth and height of our living room are 7 m, 5 m and 4 m respectively. The shape of the room is ____ [cube/rectangular parallelopiped] Let us calculate the total area to colour four walls of the room.

January 1, 2024

Answer

The length, breadth & height of the room arc 7 m, 5 m, and 4 m respectively.

∴ The room is a rectangular parallelopiped

Calculation of Area

The area of the 4 walls of the room

= 2 × (l+b) × h = 2(7+5) × 4 sqcm.

= 96 sq cm

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