Question

7. The perimeter of the floor of a room is 30 m and its height is 3 m. Find the area of four walls of the room​

Answer 1

Answer:

Area of four walls = Curved surface area

= perimeter × height

= 30 × 3 = 90m sq.

Answer 2

Answer:

32400m2

Step-by-step explanation:

IF THE PERIMETER IS 30 AND THE HEIGHT IS 30 THAN ITS AREA WILL BE

=(30*3)2 = 90 2= 8100

four walls = 8100*4

ans = 32400m2

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