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Physics, 16.07.2019 02:20 surpremeblizzle

Gandalf the grey started in the forest of mirkwood at a point p with coordinates (−1,1) and arrived in the iron hills at the point q with coordinates (0, 5). if he began walking in the direction of the vector v=3i+1j and changes direction only once, when he turns at a right angle, what are the coordinates of the point where he makes the turn?

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Gandalf the grey started in the forest of mirkwood at a point p with coordinates (−1,1) and arrived...
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