How to find intersection between one line and its perpendicular passing by another point

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Clementine Bodin on 12 Dec 2022

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Answered: Joseph Cheng on 12 Dec 2022

Hi,

I cannot find a simple solution to find the coordinates of point d

I know the coordinates of a, b and c .

I need to know where the blue line passing by point c will cross the red line with angle 90 degrees (find d point)

Could someone help me ??

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Answers (1)

Joseph Cheng on 12 Dec 2022

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https://au.mathworks.com/matlabcentral/answers/1876592-how-to-find-intersection-between-one-line-and-its-perpendicular-passing-by-another-point#answer_1126327

you can follow the computation found here: https://diego.assencio.com/?index=ec3d5dfdfc0b6a0d147a656f0af332bd

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