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08-10-2021
Mathematics

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

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discipulus discipulus

08-10-2021

Answer:

[tex]area = 8k {m}^{2} \\ l = \sqrt{8} \\ = \sqrt{2 \times 4 } = \sqrt{2} \sqrt{4} \\ l = 2 \sqrt{2} km \\ perimeter = 4 \times l \\ = 4 \times 2 \sqrt{2} \\ = 8 \sqrt{2} km[/tex]

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