Question

if the perimeter of a square is 40cm, find the area?​

Answer 1

Answer:

800 sq. cm

Step-by-step explanation:

If, the perimeter of a square is 40cm,

then you just mutiply 40×40

Then comes your answer

Answer 2

Step-by-step explanation:

Let a side of the square be x cm.

We know all the sides of a square are equal in length.

Therefore.,

x+x+x+x= 40cm

or 4x= 40 cm

or x= 10cm

there fore area= 10×10= 100cm^2