Question

PLEASE HELP
The area of a square is 8km. Find its perimeter.

Answer 1

`area = 8k {m}^(2) \\ l = √(8) \\ = √(2 * 4 ) = √(2) √(4) \\ l = 2 √(2) km \\ perimeter = 4 * l \\ = 4 * 2 √(2) \\ = 8 √(2) km`