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Squares: Perimeter v. Area

Directions: How can you tell which square is bigger: a square with a perimeter of 25 units or a square with an area of 25 square units?

Hint

Hint

What information to we need to compare these two squares?

Answer

Answer

The square with a perimeter of 25 units will have a side length of 25/4 units or 6.25 units long.  As a result, that square’s area will be 39.0625 square units so it will be bigger than the one with an area of 25 square units.

Source: Robert Kaplinsky

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