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Given two grids, with dimensions \(2m\times 3n\) and \((3m-1)\times(3n+2)\), the difference of the number of unit squares and the difference of the number of ...

A pixelated right arrow grid is a grid of squares that is made by mirroring the staircase grid along its base, for example, the figure below shows 4 pixelated right ...

As shown in the figure above, \(ABCD\) is a quadrilateral inscribed in a circle, and \(P\) is the intersection of its diagonals \(AC\) and \(BD.\)

Now, \(DB\) is extended to ...

Denote \(U(s)\) as a function of the maximum number of unit squares that can be formed in a grid with semiperimeter \(s\) where ...

Counting Quadrilaterals!

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