Question

the area of the square field whose perimeter is 80 cm is​

Answer 1

Step-by-step explanation:

Perimeter of square = 4×side

80 cm = 4× side

So 80/4= side

20 cm = side of square

Area of square= side×side

Area of square= 20×20

Area of square = 400 cm

Answer 2

Step-by-step explanation:

perimeter = 80

4 × side = 80

side = 80 ÷ 4 = 20

area = side × side

= 4 × 4

= 16 cm sq.