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    Answers and rating deltas for
    How do you find a co-ordinates of a given perpendicular from point (x1 , y1)
| Author | Votes | Δ | 
|---|---|---|
| Peter Olsson | 1 | +3.39 | 
| Luka Rahne | 0 | -3.39 | 
Last visited: Sep 14, 2014, 5:07:29 AM