Squaressss
Probability
Level
pending
If S 8={(x,y) where x,y are non negative integer less than or equal to 8} then number of squares with vertices belonging to S 8 are
The answer is 540.
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1 solution
There are two cases Case (i) sides parallel to the axes Case (i) sides are not parallel to the axes. Any K K× squares whose sides are parallel to axes = ( )2 9 k − The number of squares