Respuesta :

Answer:

51.84 cm

Step-by-step explanation:

Solution,

We have,

Area of the square=

According to question,

168 cm²=

168 cm²=

(12.96 cm)² = L

12.96 cm= L

Now,

We got,

Length of the square= 12.96 cm

By using the formula of perimeter of square,

We have,

Perimeter of square= 4L

=4×12.96 cm

=51.84 cm

Hence, the perimeter of square is 51.84 cm.