Question

Find perimeter of a square if its diagonal is 102 cm.​

Answer 1

Answer:

√2×side=102,

side=102/√2=51√2

perimeter=51√2×4=204√2

Answer 2

Answer:

288.4995667 cm

Step-by-step explanation:

diagonal of square is 120cm

one side =120/1.414

=84.85281374 cm

perimeter =(4*84.85281374) cm

=288.4995667 cm