Question

The floor of a room is square in shape and its area is
25 square metres. What is the total area of its four
walls, if the height of the room is 4 metres?​

Answer 1

Answer:

Step-by-step explanation:

Area of the floor of square = 25cm^2.

Let the each side of square be x.

Then, it's area = x × x cm^2=xcm^2.

But it is given 25cm^2.

So, Atq, x^2 =25.

Therefore x = 5

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Answer 2

Answer:

Area of the floor of square = 25cm^2.

Let the each side of square be x.

Then, it's area = x × x cm^2=x cm^2.

But it is given 25 cm^2.

So, x^2 =25.

Therefore x = 5