The area of a square field is 24200 sq m. What is the perimeter of the square field?

Question: The area of a square field is 24200 sq m. What is the perimeter of the square field?

Solution:
The area of a square field is 24200 sq m.
∴ Length of the field √24200 m = √(2 × 121 × 100) = √(2 × 11² × 10²) = 110√2 m.

∴ The perimeter of the square = 4 × 110√2 = 440√2 m.