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Arrange your fences to make the largest rectangular space you can. Try with four fences, then five, then six etc.

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Two by One

An activity making various patterns with 2 x 1 rectangular tiles.

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Hallway Borders

A hallway floor is tiled and each tile is one foot square. Given that the number of tiles around the perimeter is EXACTLY half the total number of tiles, find the possible dimensions of the hallway.

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