Question

A room is 12 metres long, 8 metres wide
and 4 metres high. What is the area of its
four walls?
1. 80 sq. metres 2.160 sq. metres
3. 284 sq. metres 4. 144 sq. metres.​

Answer 1

Answer:

The total area of its four walls roof and floor is 372 sq.m.

Step-by-step explanation:

Length of room = 12 m

Breadth of room = 8 m

Height of room = 4.5 m

Total surface area of room =

Hence the total area of its four walls roof and floor is 372 sq.

Answer 2

Answer:

i think the answer is 160 sq. meters

Step-by-step explanation:

because the formula of area is A=2×l+b so A=20×H 20× 80 =160 sq.metres.