Question

find the perimeter of a square whose diagonal is 7 root 2 cm long

Answer 1

Diagonal of square = Side × root2

=> 7 root2 = Side × root2

Side of square = 7 cm

Perimeter of square = 4 × Side of square

= 4 × 7

= 28 cm

Answer 2

☃️required answer ::-

Diagonal of square = Side × root2

=> 7 root2 = Side × root2

Side of square = 7 cm

Perimeter of square = 4 × Side of square

= 4 × 7

= 28 cm