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steve2711 | 18:12 Tue 28th Oct 2008 | Quizzes & Puzzles
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in a 5 x5 square how many squares in total
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I make it 55 !
Same here
25 1 X 1
16 2 X 2
9 3 X 3
4 4 X 4
1 5 X 5
In general for an nxn square:

S = [(2n^3) + (3n^2) + (n)] / 6

where S is the total number of squares.

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