Find the area of four walls of a room (Assume that there are no doors or windows) if its length 12 m., breadth 10 m. and height 7.5 m.
Answers
Answered by
8
area of 4 walls= 2(l+b)×h
=2(12+10)×7.5
=330m^2
=2(12+10)×7.5
=330m^2
Answered by
7
Answer:
the area of four walls of a room = 330 m²
Step-by-step explanation:
Area of Four Walls
= 2 * (Length * Height + breadth * Height )
= 2 * ( 12 * 7.5 + 10 * 7.5)
= 2 * ( 90 + 75)
= 2 * 165
= 330
the area of four walls of a room = 330 m²
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