>[!summary] Orthogonal vectors are vectors that a perpendicular to a line, point, or plane. > In linear algebra, we often call perpendicular vectors orthogonal vectors. (They mean the same thing) > **Key equation:** Verify orthogonal vector from the result of a dot product (If it returns 0 then it is orthogonal) >[!info]+ Read Time **⏱ 1 mins** # Orthogonal Vectors In linear algebra, instead of stating a vector being perpendicular to another vector, we say those vectors are orthogonal to one another. When we say vectors are orthogonal to one another, we often point to their [[Dots Product & Angles|dot product]] being 0. $ a\cdot b=0 $ --- > 💡 Found this concept helpful? [Star Math & Matter on GitHub](https://github.com/rajeevphysics/Obsidan-MathMatter) to support more intuitive science breakdowns like this. ---