The perimeter of a square is at most 81cm. what is the greatest possible area of the square? Give your answer correct to 4 significant figures.

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10 votes

Answer:

410.0625 cm^2

Explanation:

As this is a square, the length of all sides is equal to each other.

Then the length of one side is = 81cm/4 = 20.25cm

Then the area of the square is = 20.25cm * 20.25cm = 410.0625

Moni Viki answered Oct 18, 2023

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