![3D Geometry, Perpendicular Distance, Perpendicular Line | Mathematics Videos | IIT Joint Entrance Exam Preparation | High School Indian Institute of Technology Joint Entrance Exam | MIT OpenCourseWare 3D Geometry, Perpendicular Distance, Perpendicular Line | Mathematics Videos | IIT Joint Entrance Exam Preparation | High School Indian Institute of Technology Joint Entrance Exam | MIT OpenCourseWare](https://img.youtube.com/vi/2o9hOTP8VU4/0.jpg)
3D Geometry, Perpendicular Distance, Perpendicular Line | Mathematics Videos | IIT Joint Entrance Exam Preparation | High School Indian Institute of Technology Joint Entrance Exam | MIT OpenCourseWare
![Points lines and planes in three-dimensional coordinate system represented by vectors, Equations of a line in space, The parametric equations of a line, Equation of a line defined by direction vector and Points lines and planes in three-dimensional coordinate system represented by vectors, Equations of a line in space, The parametric equations of a line, Equation of a line defined by direction vector and](http://www.nabla.hr/VectorEqOfLineFig.gif)
Points lines and planes in three-dimensional coordinate system represented by vectors, Equations of a line in space, The parametric equations of a line, Equation of a line defined by direction vector and
Equations of a plane in a coordinate space, The Hessian normal form of the equation of a plane, The distance between a point and a plane - plane given in Hessian normal
![Find the equation of a line in a 3D space which crosses two another lines - Mathematics Stack Exchange Find the equation of a line in a 3D space which crosses two another lines - Mathematics Stack Exchange](https://i.stack.imgur.com/CoZUW.png)