Question

the are of square is 81 cm. its perimeter is?​

Answer 1

Step-by-step explanation:

Area =l^2

l^2 = 81

l = 9 cm

Perimeter = 4l

=4*9

=36 cm

Mark as brainliest

Answer 2

Area of a square = 81 sq. cm

We know, that area of a square = $\huge{side^2}$

By using that formula, we get = √81 = 9

So, the side is 9 cm.

Perimeter = $\huge{4 × side}$

So, it is = 4 × 9 = 36 cm.

Hope it helps.

#Answerwithquality #BAL