Finding the coordinates of a point five units along the

Lucille Cummings 2022-06-29 Answered
Finding the coordinates of a point five units along the line perpendicular to a midpoint?
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Answers (1)

Dustin Durham
Answered 2022-06-30 Author has 31 answers
Step 1
For a vector (a, b) the perpendicular direction is (-b, a) (this transformation turns left, multiply by -1 if you want to go the other way).
If you want to have a vector along direction (a, b) of length d, then calculate d | ( a , b ) | ( a , b ) (a, b) where | v | is the length of v.

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