# Counting of number of Triangles

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Given a grid of $4\times4$ points,how many triangles with their vertices on the grid can be drawn?
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Can you tell the answer? I am getting a huge value :P
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$516$ is the correct answer.
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by Loyal (8k points)
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wow awesome concept !
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great job brother thanks a lot
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thanks @utkarsh
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:)
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I'm not getting diagonal cases??
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thanks, brother

now I'm get the solution and concept also
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nicely explained @Utkarsh Joshi!