Question

The length, breadth and height of a cuboidal room is 12 m, 8 m and 6 m
respectively. Find the volume of air in the room.
​

Answer 1

Step-by-step explanation:

Dimensions = 12m * 8m * 4m ... Area of ceiling = 12*8 = 96 sq m. So, cost = rs 5 * 96 = rs. 480 ... =8m. Area of four walls of room = Perimetre of base X Height of room.

Answer 2

Answer:

The dimensions of room is 12×8×4

The Lateral surface area is

2h(l+b)

2(4)(12+8)

8×20=160m

2

Cost of white wash is 5m

2

Total cost is 5×160=800Rs,

hope it helps u ☺️☑️